stressed that promoting the comprehensive revitalization should focus on economic construction as the central focus with, pay special attention to grasp the implementation of five development concepts, deepening reform and promoting the all-round opening up, ensuring and improving people's livelihood, strengthen the construction of ecological civilization, \s\development mix. To with new development concept measure work, and command action, and training cadres, in implement implementation new development concept in the looking for opportunities, and build highlights, and expand advantage; to full deepening reform, break bound the aspects created vitality of system mechanism obstacles; to active advance full aspects opening, participation \he cast Russian Economic Corridor\o guarantees and improved livelihood, strongly won poverty battle; to strengthening ecological civilization construction, for sustainable development reserved space, for future generations left sky blue, and to green, and water clear of better homes. We must in-depth implement implementation new development concept, insisted to economic construction for Center, firmly caughtdevelopment this first priority, absorbed make construction, heart no distractions caught development, speed up development \-depth implementation \big engineering\o big environment\of a article quality more high, and benefits better, and structure more excellent of transformation development of road. To strengthen ecological construction. On March 22, the deep restructuring examined and adopted the opinion on perfecting compensation mechanism of ecological protection, proposed to explore the establishment of diversified ecological compensation mechanism, progressive realization of forests, grasslands, wetlands and other areas of focus and key ecological function and other important regional ecological compensation coverage, the ecological advantages of the region will be further highlighted. We need to go green eco-building, as the essential policy, in strict accordance with the State of main function region construction requirements, careful implementation and Xiaoxing ' an mountains forest ecological protection and economic restructuring plan for the construction of sky blue, ... Acts prohibited by picking up the remaining wells in standing timber. To focus on forest resource conservation, increase the acquisition and supervision of cold storage, no buy fruit, encourage support to leading enterprises, workers ' cooperatives as a unit, the contract management of forest resources, the rational protection and utilization of resources. To work actively towards policy aimed from the level of the State Forestry Administration formulated regulations to protect forest resources as soon as possible to achieve law and regulation to protect forest resources. Should focus on forest fire prevention. Fire safety is the first priority机械制图基本知识
一.零件图的作用与内容
1.零件图的作用 任何机械都是由许多零件组成的，制造机器就必须先制造零件。零件图就是制造和检验零件的依据，它依据零件在机器中的位置和作用，对零件在外形、结构、尺寸、材料和技术要去等方面都提出了一定的要求。 2.零件图的内容
一张完整的零件图应该包括以下内容，如图1所示
技术要求
标题栏
图1 INT7 2”的零件图
（1）标题栏 位于图中的右下角，标题栏一般填写零件名称、材料、数量、图样的比例，代号和图样的责任人签名和单位名称等。标题栏的方向与看图的方向应一致。
the first responsibility of the forest, 26th spring area has fully deployed to the fire, has now entered the fire, we have to be on duty, and defend. Determined to overcome paralysis, must not \he past, the reduced requirements during the period. To apply strictly the party with the responsibility, must shoulder the responsibility of the Party Secretary in particular, really practice pipes, it can never shuaishouzhanggui, be sure to layer the implementation falls fire responsibility, to ensure that no major forest fires. o adhere to balanced, correctly handle the relationship between fire and project construction, industrial development, to \o speed up the development of six major industries. Promote development in our region, the key is to give full play to resource advantage to build eco-oriented \create the new engine of economic growth. Firm confidence. Practice has proved that the \central and provincial requirements, and meet the actual da hinggan mountains, through active efforts have been showing a strong momentum of development. So, in the \development, we must be firm in faith, go all out, perseverance, one caughtin the end, convinced that Castle is not relaxed, does not reach the target will never give up. Should focus on industrial projects. Project is to accelerate the industrial development of important support and backing. Industrial project construction, my area there are few in number, small size, low level problems. This year, the project as his party has \have to work hard to project construction. Especially effective during short, catching project shall not, slow, dragging not allowed. All localities should conscientiously implement the project leadership system, timetable, roadmap, and coordinate services, tracking the whole process forward, inverted durations, speeding up progress and seek practical results. Poised to break the project build Set challenges, to accelerate the pace of preliminary formalities, the enterprises have difficulties to pull one way and also help in a timely manner to help businesses market, enhance confidence, urging work as soon as possible. To strengthen the project analysis, proper risk analysis and improve project success rates. (Specific to the XX, we still want to make good use of agricultural advantages, relying on the upper reaches of the forest in the fresh air and XXX pure wateand other resources, create high-quality, high-grade green food brands, truly reflect the original character. Meanwhile, adhere to the project as the breakthrough to promote economic development around the \cial attention to forming projects, dig potential projects, focus on key projects, actively cultivating the new leading industries and new sources of economic growth). To promote investment. More accurate professional business, and based my industrial base and resources, aimed at national industrial layoutstressed that promoting the comprehensive revitalization should focus on economic construction as the central focus with, pay special attention to grasp the implementation of five development concepts, deepening reform and promoting the all-round opening up, ensuring and improving people's livelihood, strengthen the construction of ecological civilization, \s\development mix. To with new development concept measure work, and command action, and training cadres, in implement implementation new development concept in the looking for opportunities, and build highlights, and expand advantage; to full deepening reform, break bound the aspects created vitality of system mechanism obstacles; to active advance full aspects opening, participation \he cast Russian Economic Corridor\o guarantees and improved livelihood, strongly won poverty battle; to strengthening ecological civilization construction, for sustainable development reserved space, for future generations left sky blue, and to green, and water clear of better homes. We must in-depth implement implementation new development concept, insisted to economic construction for Center, firmly caughtdevelopment this first priority, absorbed make construction, heart no distractions caught development, speed up development \, in-depth implementation \big engineering\o big environment\of a article quality more high, and benefits better, and structure more excellent of transformation development of road. To strengthen ecological construction. On March 22, the deep restructuring examined and adopted the opinion on perfecting compensation mechanism of ecological protection, proposed to explore the establishment of diversified ecological compensation mechanism, progressive realization of forests, grasslands, wetlands and other areas of focus and key ecological function and other important regional ecological compensation coverage, the ecological advantages of the region will be further highlighted. We need to go green eco-building, as the essential policy, in strict accordance with the State of main function region construction requirements, careful implementation and Xiaoxing ' an mountains forest ecological protection and economic restructuring plan for the construction of sky blue, ... Acts prohibited by picking up the remaining wells in standing timber. To focus on forest resource conservation, increase the acquisition and supervision of cold storage, no buy fruit, encourage support to leading enterprises, workers ' cooperatives as a unit, the contract management of forest resources, the rational protection and utilization of resources. To work actively towards policy aimd from the level of the State Forestry Administration formulated regulations to protect forest resources as soon as possible to achieve law and regulation to protect forest resources. Should focus on forest fire prevention. Fire safety is the first priority（2）一组图形 用以表达零件的结构形状，可以采用视图、剖视、剖面、规定画法和简化画法等表达方法表达。
（3）必要的尺寸 反映零件各部分结构的大小和相互位置关系，满足零件制造和检验的要求。
（4）技术要求 给出零件的表面粗糙度、尺寸公差、形状和位置公差以及材料的热处理和表面处理等要求。
二、视图
基本视图:物体向６个基本投影面(物体在立方体的中心，投影到前后左右上下6个方向)投影所得的视图，他们是他们是:
前视图（主视图）、左视图、右视图、顶视图、底视图及后视图。
the first responsibility of the forest, 26th spring area has fully deployed to the fire, has now entered the fire, we have to be on duty, and defend. Determined to overcome paralysis, must not \he past, the reduced requirements during the period. To apply strictly the party with the responsibility, must shoulder the responsibility of the Party Secretary in particular, really practice pipes, it can never shuaishouzhanggui, be sure to layer the implementation falls fire responsibility, to ensure that no major forest fires. o adhere to balanced, correctly handle the relationship between fire and project construction, industrial development, to \o speed up the development of six major industries. Promote development in our region, the key is to give full play to resource advantage to build eco-oriented \create the new engine of economic growth. Firm confidence. Practice has proved that the \central and provincial requirements, and meet the actual da hinggan mountains, through active efforts have been showing a strong momentum of development. So, in the \development, we must be firm in faith, go all out, perseverance, one caughtin the end, convinced that Castle is not relaxed, does not reach the target will never give up. Should focus on industrial projects. Project is to accelerate the industrial development of important support and backing. Industrial project construction, my area there are few in number, small size, low level problems. This year, the project as his party has \have to work hard to project construction. Especially effective during short, catching project shall not, slow, dragging not allowed. All localities should conscientiously implement the project leadership system, timetable, roadmap, and coordinate services, tracking the whole process forward, inverted durations, speeding up progress and seek practical results. Poised to break the project build Set challenges, to accelerate the pace of preliminary formalities, the enterprises have difficulties to pull one way and also help in a timely manner to help businesses market, enhance confidence, urging work as soon as possible. To strengthen the project analysis, proper risk analysiand improve project success rates. (Specific to the XX, we still want to make good use of agricultural advantages, relying on the upper reaches of the forest in the fresh air and XXX pure wateand other resources, create high-quality, high-grade green food brands, truly reflect the original character. Meanwhile, adhere to the project as the breakthrough to promote economic development around the \cial attention to forming projects, dig potential projects, focus on key projects, actively cultivating the new leading industries and new sources of economic growth). To promote investment. More accurate professional business, and based my industrial base and resources, aimed at national industrial layoutstressed that promoting the comprehensive revitalization should focus on economic construction as the central focus with, pay special attention to grasp the implementation of five development concepts, deepening reform and promoting the all-round opening up, ensuring and improving people's livelihood, strengthen the construction of ecological civilization, \s\development mix. To with new development concept measure work, and command action, and training cadres, in implement implementation new development concept in the looking for opportunities, and build highlights, and expand advantage; to full deepening reform, break bound the aspects created vitality of system mechanism obstacles; to active advance full aspects opening, participation \he cast Russian Economic Corridor\o guarantees and improved livelihood, strongly won poverty battle; to strengthening ecological civilization construction, for sustainable development reserved space, for future generations left sky blue, and to green, and water clear of better homes. We must in-depth implement implementation new development concept, insisted to economic construction for Center, firmly caughtdevelopment this first priority, absorbed make construction, heart no distractions caught development, speed up development \-depth implementation \big engineering\o big environment\of a article quality more high, and benefits better, and structure more excellent of transformation development of road. To strengthen ecological construction. On March 22, the deep restructuring examined and adopted the opinion on perfecting compensation mechanism of ecological protection, proposed to explore the establishment of diversified ecological compensation mechanism, progressive realization of forests, grasslands, wetlands and other areas of focus and key ecological function and other important regional ecological compensation coverage, the ecological advantages of the region will be further highlighted. We need to go green eco-building, as the essential policy, in strict accordance with the State of main function region construction requirements, careful implementation and Xiaoxing ' an mountains forest ecological protection and economic restructuring plan for the construction of sky blue, ... Acts prohibited by picking up the remaining wells in standing timber. To focus on forest resource conservation, increase the acquisition and supervision of cold storage, no buy fruit, encourage support to leading enterprises, workers ' cooperatives as a unit, the contract management of forest resources, the rational protection and utilization of resources. To work actively towards policy aimed from the level of the State Forestry Administration formulated regulations to protect forest resources as soon as possible to achieve law and regulation to protect forest resources. Should focus on forest fire prevention. Fire safety is the first priority三、全剖半剖
为了辅助了解物体内部结构及相关参数，有时候需要对物体进行剖切所得的视图分为全剖视图和半剖视图。
全剖视图：用剖切面完全的剖开物体所得到的剖视图称为全剖试图
半剖视图：当物体具有对称平面时，向垂直于对称平面的投影面上投影所得的图形，可以对中心线为界，一半画成剖视图，另一半画成视图，称为半剖视图。
the first responsibility of the forest, 26th spring area has fully deployed to the fire, has now entered the fire, we have to be on duty, and defend. Determined to overcome paralysis, must not \he past, the reduced requirements during the period. To apply strictly the party with the responsibility, must shoulder the responsibility of the Party Secretary in particular, really practice pipes, it can never shuaishouzhanggui, be sure to layer the implemntation falls fire responsibility, to ensure that no major forest fires. o adhere to balanced, correctly handle the relationship between fire and project construction, industrial development, to \o speed up the development of six major industries. Promote development in our region, the key is to give full play to resource advantage to build eco-oriented \create the new engine of economic growth. Firm confidence. Practice has proved that the \central and provincial requirements, and meet the actual da hinggan mountains, through active efforts have been showing a strong momentum of development. So, in the \development, we must be firm in faith, go all out, perseverance, one caughtin the end, convinced that Castle is not relaxed, does not reach the target will never give up. Should focus on industrial projects. Project is to accelerate the industrial development of important support and backing. Industrial project construction, my area there are few in number, small size, low level problems. This year, the project as his party has \have to work hard to project construction. Especially effective during short, catching project shall not, slow, dragging not allowed. All localities should conscientiously implement the project leadership system, timetable, roadmap, and coordinate services, tracking the whole process forward, inverted durations, speeding up progress and seek practical results. Poised to break the project build Set challenges, to accelerate the pace of preliminary formalities, the enterprises have difficulties to pull one way and also help in a timely manner to help businesses market, enhance confidence, urging work as soon as possible. To strengthen the project analysis, proper risk analysis and improve project success rates. (Specific to the XX, we still want to make good use of agricultural advantages, relying on the upper reaches of the forest in the fresh air and XXX pure wateand other resources, create high-quality, high-grade green food brands, truly reflect the original character. Meanwhile, adhere to the project as the breakthrough to promote economic development around the \cial attention to forming projects, dig potential projects, focus on key projects, actively cultivating the new leading industries and new sources of economic growth). To promote investment. More accurate professional business, and based my industrial base and resources, aimed at national industrial layout
(完整版)机械制图识图基本知识
