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介绍了GB/T 1 745 2 -1 998《技术图样 图样画法 剖视图和断面图》的主要内容 :剖视图和断面图的定义、基本表示法 ,剖切面的种类 ;重点说明了应用剖切面、剖视图和断面视图时应注意的问题 ;指出了GB/T 1 745 2 -1 998与ISO/DIS 1 1 947-2 :1 995的主要差异。
The main contents of GB / T 1 745 2 -1998 “Technical drawings and cross-sectional drawings” are introduced as follows: the definition of the sectional view and the sectional view, the basic notation and the types of the sectional planes; the application of the sectional plane and the sectional view And cross-sectional view should be noted that the problem; pointed out GB / T 1 745 2 -1 998 and ISO / DIS 1 1 947-2: 1 995 The main difference.