部分标准内容:
ICS01.100.01
中华人民共和国G家标准
GB/T 17453--2005/ISO 128-50:2001代替GB/T17453--1998
技术制图
图样画法
面区域的表示法
Technical drawings-General principles of presentation-Basic conventions for representing areas on cuts and sections(ISO 128-50:200l,Technical drawings—General principles of presentationPart 5o,Basic conventions for representing areas on cuts and seclions ,...................
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