01.传输专业试题库

由天下分享时间：2024/5/23 16:12:42 加入收藏我要投稿点赞

difficult, not hating; blueprints, not rhetoric; words and simple, but full of love, truth, passion, entrepreneurial passion. Take this opportunity, my inspirational quotes Li Dazhao's classic \cialise in uplifting blend with the article\ith a view on how to do well under the new situation of township and village leaders inspire and help, and also share with you. A good play to create iron shoulders strong arms, to assume the burden be passed; only specific qualities, will it be possible in specific areas to create a world. In my view, village chiefs in the new situation, we must first have five basic quality. One ambition is to pioneer. \handsome.\h-minded can stimulate the flow of momentum to become brave and persistent, become quiet and powerful. Township and village party \n their respective jurisdictions, political stability and economic and social development issues, decisions and orientation depends to a large extent because of your. Everybody in village chiefs and the positions, both the trust of the masses, the Organization's trust, more ability to you, fully affirmed the moral and other qualities. Therefore, we must always maintain the historical mission and social responsibility, and our ideal tree rooted in the hard work of the soil, with indomitable spirit, indomitable courage to open up a new situation of villages and towns. To have a feeling of closeness to the second. \he people and country.\business foundation in the people's blood in the people power people. Advanced decisions of the party cadres to the feelings of the people is an eternal theme. Fan Zhong-yan, called \njoy comfort about others\ng Banqiao's also wrote a \a Chai lay listening to the rustling of bamboo, the suspect is suffering. Cao County officials, little my, a total turn off. \l even has so feelings, alone we is to\poses of people servant does? we more should always hold with on people of deep feelings, heart Department masses of leading visited tea, care masses of emotions thoughts complained, always insisted put masses of interests put in first, consciously from itself do up, from small do up, from masses most care, and most directly, and most reality of interests problem grabbed, real do love for people by Department, and right for people by with, and Lee for people by conspiracy to. Three with the fame of mind. \-indifferent not insist your dream, without serenity not go far.\he sublimation of the soul. As Township and village, be sure to maintain a normal state of mind, establish a correct viewpoint on power, position and values and Outlook, as fame is light like water, depending ... 50 km, also red and like hundreds of thousands of the KMT military combat, but he went on to collect a variety of newspapers and magazines, and then race against time to pore over. As long as the study of mind, it is not necessary to come to the library, workshops, into the villages, people learned farming techniques, problem-solving methods, participation in 网络部门复习大纲

为明确网络维护生产岗位对上岗人员的基本业务技术知识要求，分专业制定了复习大纲。大纲内容主要涉及各专业基础理论方面和专业维护规章制度方面的知识，不考虑各种设备型号等过细专业知识。本次复习大纲共分为六个专业：交换专业，传输专业，优化专业，基站、电源专业，IT、数据、安全专业，网络综合管理、监控专业。具体各专业需了解及掌握的知识要求如下：

传输（含设备、线路和同步网）专业考试复习大纲

知识要求：

1. 掌握光传送网（SDH、WDM、光缆线路）、无线传送网（PDH微波、3.5/5.8/26G无线接入设备）

和同步网（时间、时钟）的组网保护基本知识，了解SDH、WDM的网络发展方向；

2. 了解光传送网（SDH、WDM、光缆线路）、无线传送网（PDH微波、3.5/5.8/26G无线接入设备）

和同步网（时间、时钟）设备基础原理和日常管理操作维护要点；

3. 掌握光传送网、无线传送网和同步网设备和网管系统数据设定规范，掌握TCP/IP等协议内

容；

4. 熟悉光传送网、无线传送网和同步网施工工艺标准、竣工验收测试及资料制作标准，掌握

维护规程中对各种设备及环境的要求指标；

5. 熟知光传送网、无线传送网和同步网维护作业计划内容和工作要求，掌握设备运行相关参

数、制度考核要求、资源管理和故障管理规定，以及相关互联互通知识和电信管理制度；熟知省内业务领导局顺序和职责；

6. 熟知仪器仪表测试原理，对光传送网、无线传送网和同步网进行故障定位和构建测试环境； 7. 了解光传送网、无线传送网和同步网承载的各类业务保护特性，能够根据保护特性的不同制定

相应的应急保护方案。

传输专业知识复习题

一、填空题

1、导致指针调整最根本的原因是（）。按上报指针调整的功能模块位置来分，可

分为（）和（）。

2、 *当连续5帧以上收不到正确的A1、A2字节，产生；若OOF持续了3ms则设备产

生告警。

3、 **SDH信号最基本的同步传输模块是，其速率为：（帧/秒）×

（行/帧）× （字节/行）× （比特/字节）＝ kbit/s

onferences, learned superiors policies; reports, you can learn to deal with problems, art, just wanted to learn, to learn at any time. To continuously expand the scope of the study. The complexity and comprehensiveness of our work, decided to not only do we want to be \ofessionals\or if \n different areas of knowledge. Mastery of knowledge not only to have knowledge to rational analysis. This on requirements we, not only to learning national of route, and approach, and policy, also to learning national of legal, and regulations; not only to with political theory armed mind, also to with economic theory guide work; not only to read history, also to read history; not only to absorption SM of mirror, also to gets is of road; not only to from local learn, also to to outside learn; not only to to books learn, also to field study learn. Therefore, I would encourage you, and more to the outside world when I have time to take a look at, take a stroll, outside developments, learn other people's development approach, and then come back to guide our work. Second, we must think. \ithout thought to overshadow, thinking without learning is perilous.\o foster the character of advancing with the times, forge ahead, often reflect themselves in adapting to the new situation on whether there are delays, have anything to fear in the reform and innovation, whether in terms of accelerating the development of a relaxation, keep promising State of mind. In order to do investigations, investigations is the road to heaven, God disposes of the base. To wants to real heard truth, and justice to truth, and get truth, received effectiveness, on must in-depth actual, and outreach, and in-depth masses, worship masses for Division, and masses heart, with masses with discussion everyone care of problem, listening they of calls, understand they of mood, feel they of suffering, summary they of experience, concentrated they of wisdom, especially on masses most hope, and most urgent, and most worries, and most complained of hot, and difficulties and focus problem, more to active research, caught not put. Dare to innovate, in our work, often remain \d way doesn't work, the new approach would not\people know that copying other people's ideas, mechanically, using someone else's old ways. To change this predicament, requires us to break the shackles of traditional concepts to overcome conservative, conformist, good at finding new problems and to accept new things, summarize new experience, new ideas, developing new programmes and Maverick, a new approach to solve problems, speed up development. Especially in implement superior policy spirit of process in the, both implementation, and cannot mechanically, to to extraordinary of courage and develop enterprising of spirit, put flexibility and principle combined up, put superior of spirit and local reality combined up, Yong conspiracy to breakthrough of policy, and exercise innovation of lift, developed out development works of, and grass-roots welcomes ofdifficult, not hating; blueprints, not rhetoric; words and simple, but full of love, truth, passion, entrepreneurial passion. Take this opportunity, my inspirational quotes Li Dazhao's classic \cialise in uplifting blend with the article\ith a view on how to do well under the new situation of township and village leaders inspire and help, and also share with you. A good play to create iron shoulders strong arms, to assume the burden be passed; only specific qualities, will it be possible in specific areas to create a world. In my view, village chiefs in the new situation, we must first have five basic quality. One ambition is to pioneer. \handsome.\h-minded can stimulate the flow of momentum to become brave and persistent, become quiet and powerful. Township and village party \n their respective jurisdictions, political stability and economic and social development issues, decisions and orientation depends to a large extent because of your. Everybody in village chiefs and the positions, both the trust of the masses, the Organization's trust, more ability to you, fully affirmed the moral and other qualities. Therefore, we must always maintain the historical mission and social responsibility, and our ideal tree rooted in the hard work of the soil, with indomitable spirit, indomitable courage to open up a new situation of villages and towns. To have a feeling of closeness to the second. \he people and country.\business foundation in the people's blood in the people power people. Advanced decisions of the party cadres to the feelings of the people is an eternal theme. Fan Zhong-yan, called \njoy comfort about others\ng Banqiao's also wrote a \a Chai lay listening to the rustling of bamboo, the suspect is suffering. Cao County officials, little my, a total turn off. \l even has so feelings, alone we is to\poses of people servant does? we more should always hold with on people of deep feelings, heart Department masses of leading visited tea, care masses of emotions thoughts complained, always insisted put masses of interests put in first, consciously from itself do up, from small do up, from masses most care, and most directly, and most reality of interests problem grabbed, real do love for people by Department, and right for people by with, and Lee for people by conspiracy to. Three with the fame of mind. \-indifferent not insist your dream, without serenity not go far.\he sublimation of the soul. As Township and village, be sure to maintain a normal state of mind, establish a correct viewpoint on power, position and values and Outlook, as fame is light like water, depending ... 50 km, also red and like hundreds of thousands of the KMT military combat, but he went on to collect a variety of newspapers and magazines, and then race against time to pore over. As long as the study of mind, it is not necessary to come to the library, workshops, into the villages, people learned farming techniques, problem-solving methods, participation in 4、提供给设备的BIT外时钟源有：即和即两种时钟源，如果要求

系统的时钟源提供S1字节时一般采用的时钟源为。

5、 *SDH设备运行环境：环境温度相对湿度电源电

压。 6、 *波分系统常见的引起误码产生原因有：光功率异常、、单板故障及性能劣化、

非线性问题、、光反射、外界因素等。

7、 *目前，DWDM系统中常用的三种波分复用器是耦合型、介质薄模型、AWG型，其中对温度敏感的器

件是型。

8、信噪比是DWDM系统受限的一个重要因素，而噪声的根源是在于系统中大量应用的放大

器。

9、最适合于DWDM系统使用的光纤是，因为该光纤的色散系数较小，衰耗系数与其他类

型的光纤相差无几，而且能够有效抑制四波混频效应。

10、为给光信号提供较高的频率精度和稳定度，ITU-T G.692建议中规定了DWDM系统的绝对参考频率

为 THz。

11、STM-N的帧频为8000帧/秒，信号帧中每字节的比特速率是 bit/s。

12、如果在下行信号流中检测到有MS-AIS告警，则通过开销字节回送告警

给对端。

13、复用段SD保护倒换的两个条件是B2_SD和B2_OVER，这两个告警的误码门限缺省分别

是、10

-3

。

14、**根据ITU_T建议，单板上存在LP_UNEQ、LP_TIM、TU_LOP、TU_AIS等告警时，会伴随产生

性能事件。

15、IP地址为192.168.0.2，掩码为255.255.255.0。则其网络地址为 192.168.0.0、本网段的广

播地址为，此网段内最大的主机数目为 _。

16、**为了保证参考链路中最后一个SDH网元的定时质量得到满足，始终跟踪链上网元总数值必须是

受限的，即连续跟踪的网元数不应超过个。

17、BITSV3设备一般工作在智能方式，因此参考源只需要设置优先级，不需要设置。 18、**BITSV2设备需要接入第三方网管时，MIS板的单板类型必须是。 19、BITSV2的本地维护终端与设备之间的接口为。

20、**如果GPR板频繁上报“跟踪卫星数太少”，而实际查询GPR板跟踪卫星数是正常的，则可以采用

的方法解决。

onferences, learned superiors policies; reports, you can learn to deal with problems, art, just wanted to learn, to learn at any time. To continuously expand the scope of the study. The complexity and comprehensiveness of our work, decided to not only do we want to be \ofessionals\or if \n different areas of knowledge. Mastery of knowledge not only to have knowledge to rational analysis. This on requirements we, not only to learning national of route, and approach, and policy, also to learning national of legal, and regulations; not only to with political theory armed mind, also to with economic theory guide work; not only to read history, also to read history; not only to absorption SM of mirror, also to gets is of road; not only to from local learn, also to to outside learn; not only to to books learn, also to field study learn. Therefore, I would encourage you, and more to the outside world when I have time to take a look at, take a stroll, outside developments, learn other people's development approach, and then come back to guide our work. Second, we must think. \ithout thought to overshadow, thinking without learning is perilous.\o foster the character of advancing with the times, forge ahead, often reflect themselves in adapting to the new situation on whether there are delays, have anything to fear in the reform and innovation, whether in terms of accelerating the development of a relaxation, keep promising State of mind. In order to do investigations, investigations is the road to heaven, God disposes of the base. To wants to real heard truth, and justice to truth, and get truth, received effectiveness, on must in-depth actual, and outreach, and in-depth masses, worship masses for Division, and masses heart, with masses with discussion everyone care of problem, listening they of calls, understand they of mood, feel they of suffering, summary they of experience, concentrated they of wisdom, especially on masses most hope, and most urgent, and most worries, and most complained of hot, and difficulties and focus problem, more to active research, caught not put. Dare to innovate, in our work, often remain \d way doesn't work, the new approach would not\people know that copying other people's ideas, mechanically, using someone else's old ways. To change this predicament, requires us to break the shackles of traditional concepts to overcome conservative, conformist, good at finding new problems and to accept new things, summarize new experience, new ideas, developing new programmes and Maverick, a new approach to solve problems, speed up development. Especially in implement superior policy spirit of process in the, both implementation, and cannot mechanically, to to extraordinary of courage and develop enterprising of spirit, put flexibility and principle combined up, put superior of spirit and local reality combined up, Yong conspiracy to breakthrough of policy, and exercise innovation of lift, developed out development works of, and grass-roots welcomes ofdifficult, not hating; blueprints, not rhetoric; words and simple, but full of love, truth, passion, entrepreneurial passion. Take this opportunity, my inspirational quotes Li Dazhao's classic \cialise in uplifting blend with the article\ith a view on how to do well under the new situation of township and village leaders inspire and help, and also share with you. A good play to create iron shoulders strong arms, to assume the burden be passed; only specific qualities, will it be possible in specific areas to create a world. In my view, village chiefs in the new situation, we must first have five basic quality. One ambition is to pioneer. \handsome.\h-minded can stimulate the flow of momentum to become brave and persistent, become quiet and powerful. Township and village party \n their respective jurisdictions, political stability and economic and social development issues, decisions and orientation depends to a large extent because of your. Everybody in village chiefs and the positions, both the trust of the masses, the Organization's trust, more ability to you, fully affirmed the moral and other qualities. Therefore, we must always maintain the historical mission and social responsibility, and our ideal tree rooted in the hard work of the soil, with indomitable spirit, indomitable courage to open up a new situation of villages and towns. To have a feeling of closeness to the second. \he people and country.\business foundation in the people's blood in the people power people. Advanced decisions of the party cadres to the feelings of the people is an eternal theme. Fan Zhong-yan, called \njoy comfort about others\ng Banqiao's also wrote a \a Chai lay listening to the rustling of bamboo, the suspect is suffering. Cao County officials, little my, a total turn off. \l even has so feelings, alone we is to\poses of people servant does? we more should always hold with on people of deep feelings, heart Department masses of leading visited tea, care masses of emotions thoughts complained, always insisted put masses of interests put in first, consciously from itself do up, from small do up, from masses most care, and most directly, and most reality of interests problem grabbed, real do love for people by Department, and right for people by with, and Lee for people by conspiracy to. Three with the fame of mind. \-indifferent not insist your dream, without serenity not go far.\he sublimation of the soul. As Township and village, be sure to maintain a normal state of mind, establish a correct viewpoint on power, position and values and Outlook, as fame is light like water, depending ... 50 km, also red and like hundreds of thousands of the KMT military combat, but he went on to collect a variety of newspapers and magazines, and then race against time to pore over. As long as the study of mind, it is not necessary to come to the library, workshops, into the villages, people learned farming techniques, problem-solving methods, participation in 21、如果BITSV2的网管显示网管中心与网元的连线是蓝色的，可能是引

起。

22、SSM指同步状态信息，BITS设备的SSM信息通过E1的位来传递。 23、BITSV2的本地终端软件升级或重装前要先备份原安装目录下的和

password.dat 文件。

24、根据ITU-T建议，SDH时钟自由振荡的精度优于，属于时钟。 25、STM-N的帧频为帧/秒，信号帧中每字节的比特速率是 bit/s。 26、在STM-1信号中，B3字节在每帧中最多能够检测出个误码块。

27、SDH设备能根据S1字节来判断时钟信号的质量，S1的值越小，表示相应的时钟质量越（高

/低）。

28、SDH设备能根据字节来判断时钟信号的质量。该值越小，表示相应的时钟质量越高。 29、SDH光传输设备的传输距离主要由衰减、等因素决定。

30、省内传输网重大故障定义：任意一个（或以上）地市的出入长途传输电路全阻超过分

钟；任意一个（或以上）县（按行政划分）的出入本地传输电路全阻超过分钟。 31、各地市网络部对各城域网传输资源管理职责：、 32、日常维护中，交换（或者业务）专业在发现故障，需要向传输专业派单或者申告时，按照规定，

申告信息中，不可缺少的信息就是。哈－牡30N001CU，其中哈－牡代表，30N代表电路的速率，001是，CU代表电路的属性是电路。 33、发现缆中有若干根光纤的衰减变动量都大于时，应迅速进行处理。

34、光缆分类方法很多，按敷设方式不同可分为管道光缆、直埋光缆、架空光缆、光缆。 35、维护人员在维护工作中应贯彻预防为主，结合的方针。

36、光缆线路维护中，要考虑到三防问题，所谓三防是指防强电、、防蚀。 37、需要监测光缆对地绝缘应在光缆接头处选用标石。

38、为贯彻“预防为主”的维护方针，其中的一项重要措施，就是做好和护线宣传工作。 39、决定光纤传输特性的两个主要因素是损耗和）。 40、 OTDR最常用于测量光纤的和长度。 41、最通用的映射工作方式是（）

42、MS-RDI 告警的信息包含在（）字节中

43、对于AU指针调整，一个调整单位为（）个字节。TU指针的调整单位是（）

个字节。

onferences, learned superiors policies; reports, you can learn to deal with problems, art, just wanted to learn, to learn at any time. To continuously expand the scope of the study. The complexity and comprehensiveness of our work, decided to not only do we want to be \ofessionals\or if \n different areas of knowledge. Mastery of knowledge not only to have knowledge to rational analysis. This on requirements we, not only to learning national of route, and approach, and policy, also to learning national of legal, and regulations; not only to with political theory armed mind, also to with economic theory guide work; not only to read history, also to read history; not only to absorption SM of mirror, also to gets is of road; not only to from local learn, also to to outside learn; not only to to books learn, also to field study learn. Therefore, I would encourage you, and more to the outside world when I have time to take a look at, take a stroll, outside developments, learn other people's development approach, and then come back to guide our work. Second, we must think. \ithout thought to overshadow, thinking without learning is perilous.\o foster the character of advancing with the times, forge ahead, often reflect themselves in adapting to the new situation on whether there are delays, have anything to fear in the reform and innovation, whether in terms of accelerating the development of a relaxation, keep promising State of mind. In order to do investigations, investigations is the road to heaven, God disposes of the base. To wants to real heard truth, and justice to truth, and get truth, received effectiveness, on must in-depth actual, and outreach, and in-depth masses, worship masses for Division, and masses heart, with masses with discussion everyone care of problem, listening they of calls, understand they of mood, feel they of suffering, summary they of experience, concentrated they of wisdom, especially on masses most hope, and most urgent, and most worries, and most complained of hot, and difficulties and focus problem, more to active research, caught not put. Dare to innovate, in our work, often remain \d way doesn't work, the new approach would not\people know that copying other people's ideas, mechanically, using someone else's old ways. To change this predicament, requires us to break the shackles of traditional concepts to overcome conservative, conformist, good at finding new problems and to accept new things, summarize new experience, new ideas, developing new programmes and Maverick, a new approach to solve problems, speed up development. Especially in implement superior policy spirit of process in the, both implementation, and cannot mechanically, to to extraordinary of courage and develop enterprising of spirit, put flexibility and principle combined up, put superior of spirit and local reality combined up, Yong conspiracy to breakthrough of policy, and exercise innovation of lift, developed out development works of, and grass-roots welcomes ofdifficult, not hating; blueprints, not rhetoric; words and simple, but full of love, truth, passion, entrepreneurial passion. Take this opportunity, my inspirational quotes Li Dazhao's classic \cialise in uplifting blend with the article\ith a view on how to do well under the new situation of township and village leaders inspire and help, and also share with you. A good play to create iron shoulders strong arms, to assume the burden be passed; only specific qualities, will it be possible in specific areas to create a world. In my view, village chiefs in the new situation, we must first have five basic quality. One ambition is to pioneer. \handsome.\h-minded can stimulate the flow of momentum to become brave and persistent, become quiet and powerful. Township and village party \n their respective jurisdictions, political stability and economic and social development issues, decisions and orientation depends to a large extent because of your. Everybody in village chiefs and the positions, both the trust of the masses, the Organization's trust, more ability to you, fully affirmed the moral and other qualities. Therefore, we must always maintain the historical mission and social responsibility, and our ideal tree rooted in the hard work of the soil, with indomitable spirit, indomitable courage to open up a new situation of villages and towns. To have a feeling of closeness to the second. \he people and country.\business foundation in the people's blood in the people power people. Advanced decisions of the party cadres to the feelings of the people is an eternal theme. Fan Zhong-yan, called \njoy comfort about others\ng Banqiao's also wrote a \a Chai lay listening to the rustling of bamboo, the suspect is suffering. Cao County officials, little my, a total turn off. \l even has so feelings, alone we is to\poses of people servant does? we more should always hold with on people of deep feelings, heart Department masses of leading visited tea, care masses of emotions thoughts complained, always insisted put masses of interests put in first, consciously from itself do up, from small do up, from masses most care, and most directly, and most reality of interests problem grabbed, real do love for people by Department, and right for people by with, and Lee for people by conspiracy to. Three with the fame of mind. \-indifferent not insist your dream, without serenity not go far.\he sublimation of the soul. As Township and village, be sure to maintain a normal state of mind, establish a correct viewpoint on power, position and values and Outlook, as fame is light like water, depending ... 50 km, also red and like hundreds of thousands of the KMT military combat, but he went on to collect a variety of newspapers and magazines, and then race against time to pore over. As long as the study of mind, it is not necessary to come to the library, workshops, into the villages, people learned farming techniques, problem-solving methods, participation in 44、相邻两个指针调整事件的间隔至少为（）帧 45、定时不良对SDH传输系统的影响是（）

46、组建良好同步网的目的在于彻底消除（），降低误码率。

47、（）为高阶通道追踪字节，当收和应收失配时会有（）告警。 48、从时钟的工作模式、精度最高的是 ( ) 49、（）类型光纤在1310nm窗口的色散系数为0。

50、（）、（）、（）可以解决收端的信噪比不够的问题。 51、STM-N 的复用方式是（）. 52、通道保护是由（）功能实现的.

53、G.652光纤在（）处其衰耗最小，但色散较大。

54、在波分系统中，经过一段距离的传输后，收端信号的光信噪比都会有一定程度的降低，最主要的

原因是：（）

55、为了将各种PDH信号装入SDH帧结构净负荷中，经过映射定位复用三步，其中映射采用的是

（）映射。

56、L-16.1表示的光接口类型是（）

57、BITS设备的输出波形应符合ITU-T的（）建议的要求。 58、BITS设备三级时钟的性能应满足ITU-T（）建议。

59、STM-1光信号采用的码型为（）；STM-1电信号采用的码型为（）。 60、支路板通道在收到TU-AIS时，需要向对端回告LP-RDI，即将（）字节的第8比特置“1”。 61、支持配置额外业务的保护形式是（）。

62、STM-N帧结构中，B1字节的个数是（）；B2字节的个数是（）。 63、B3字节在每帧中最多能够检测出（）误码块。 64、E1信号采用的码型为（）。

65、SDH信号在光纤上传输前需要经过扰码。下列字节中，不进行扰码的有（）。 66、工程验收时，国家标准中要求测量STM-N接口输出抖动的测试时间是（）秒。 67、进行映射抖动测试时，对于2M、34M和155M信号，（）为仪表合适的图案发生器PRBS 。 68、四纤复用段共享保护环上ADM节点数最大为（）。

69、为了将各种PDH信号装入SDH帧结构净负荷中，需要经过（）、（）、（）

等三个步骤。

70、对于AU的指针调整，（）为负调整位置。

onferences, learned superiors policies; reports, you can learn to deal with problems, art, just wanted to learn, to learn at any time. To continuously expand the scope of the study. The complexity and comprehensiveness of our work, decided to not only do we want to be \ofessionals\or if \n different areas of knowledge. Mastery of knowledge not only to have knowledge to rational analysis. This on requirements we, not only to learning national of route, and approach, and policy, also to learning national of legal, and regulations; not only to with political theory armed mind, also to with economic theory guide work; not only to read history, also to read history; not only to absorption SM of mirror, also to gets is of road; not only to from local learn, also to to outside learn; not only to to books learn, also to field study learn. Therefore, I would encourage you, and more to the outside world when I have time to take a look at, take a stroll, outside developments, learn other people's development approach, and then come back to guide our work. Second, we must think. \ithout thought to overshadow, thinking without learning is perilous.\o foster the character of advancing with the times, forge ahead, often reflect themselves in adapting to the new situation on whether there are delays, have anything to fear in the reform and innovation, whether in terms of accelerating the development of a relaxation, keep promising State of mind. In order to do investigations, investigations is the road to heaven, God disposes of the base. To wants to real heard truth, and justice to truth, and get truth, received effectiveness, on must in-depth actual, and outreach, and in-depth masses, worship masses for Division, and masses heart, with masses with discussion everyone care of problem, listening they of calls, understand they of mood, feel they of suffering, summary they of experience, concentrated they of wisdom, especially on masses most hope, and most urgent, and most worries, and most complained of hot, and difficulties and focus problem, more to active research, caught not put. Dare to innovate, in our work, often remain \d way doesn't work, the new approach would not\people know that copying other people's ideas, mechanically, using someone else's old ways. To change this predicament, requires us to break the shackles of traditional concepts to overcome conservative, conformist, good at finding new problems and to accept new things, summarize new experience, new ideas, developing new programmes and Maverick, a new approach to solve problems, speed up development. Especially in implement superior policy spirit of process in the, both implementation, and cannot mechanically, to to extraordinary of courage and develop enterprising of spirit, put flexibility and principle combined up, put superior of spirit and local reality combined up, Yong conspiracy to breakthrough of policy, and exercise innovation of lift, developed out development works of, and grass-roots welcomes ofdifficult, not hating; blueprints, not rhetoric; words and simple, but full of love, truth, passion, entrepreneurial passion. Take this opportunity, my inspirational quotes Li Dazhao's classic \cialise in uplifting blend with the article\ith a view on how to do well under the new situation of township and village leaders inspire and help, and also share with you. A good play to create iron shoulders strong arms, to assume the burden be passed; only specific qualities, will it be possible in specific areas to create a world. In my view, village chiefs in the new situation, we must first have five basic quality. One ambition is to pioneer. \handsome.\h-minded can stimulate the flow of momentum to become brave and persistent, become quiet and powerful. Township and village party \n their respective jurisdictions, political stability and economic and social development issues, decisions and orientation depends to a large extent because of your. Everybody in village chiefs and the positions, both the trust of the masses, the Organization's trust, more ability to you, fully affirmed the moral and other qualities. Therefore, we must always maintain the historical mission and social responsibility, and our ideal tree rooted in the hard work of the soil, with indomitable spirit, indomitable courage to open up a new situation of villages and towns. To have a feeling of closeness to the second. \he people and country.\business foundation in the people's blood in the people power people. Advanced decisions of the party cadres to the feelings of the people is an eternal theme. Fan Zhong-yan, called \njoy comfort about others\ng Banqiao's also wrote a \a Chai lay listening to the rustling of bamboo, the suspect is suffering. Cao County officials, little my, a total turn off. \l even has so feelings, alone we is to\poses of people servant does? we more should always hold with on people of deep feelings, heart Department masses of leading visited tea, care masses of emotions thoughts complained, always insisted put masses of interests put in first, consciously from itself do up, from small do up, from masses most care, and most directly, and most reality of interests problem grabbed, real do love for people by Department, and right for people by with, and Lee for people by conspiracy to. Three with the fame of mind. \-indifferent not insist your dream, without serenity not go far.\he sublimation of the soul. As Township and village, be sure to maintain a normal state of mind, establish a correct viewpoint on power, position and values and Outlook, as fame is light like water, depending ... 50 km, also red and like hundreds of thousands of the KMT military combat, but he went on to collect a variety of newspapers and magazines, and then race against time to pore over. As long as the study of mind, it is not necessary to come to the library, workshops, into the villages, people learned farming techniques, problem-solving methods, participation in 71、时钟板自由振荡输出频率精度要求（）

72、缺省情况下，B2误码超过（）门限，就有B2OVER告警产生。 73、测试155M使用的伪随机码序列是（）。

74、SDH设备如果通过2M通道传递时钟，对定时性能影响最小的是（）。 75、DWDM系统中单波光功率不能大于5dBm，主要考虑的是（）

76、SDH体制可以“一步到位”地从高速信号中直接下低速信号，省去了逐级复用/解复用过程,这种

功能的实现是通过（）来完成的.

77、STM-N信号是由N个STM-1信号通过（）而成。

78、信息净负荷中对打包的低速信号进行实时监测的是（） 79、对于STM-1信号，段开销包括（） 80、STM-N帧中S1(b5~b8)字节的作用是（）

二、单选题

1. SDH体制可以“一步到位”地从高速信号中直接下低速信号，省去了逐级复用/解复用过程,这种

功能的实现是通过( )来完成的. A.指针机理 B.冗余的开销字节 C.SDH光接口的统一码型 D.统一的标准光接口

2. STM-N信号的帧结构是( )

A.9行×270列字节 B.9行×261列字节 C.9行×270×N列字节 D.9行×261×N列字节

3. *SDH信号帧传输的原则是( )