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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 45666-2025 |
Classification Codes and Symbolic Expressions for Land Pipeline Features {译} 陆域管线要素分类代码与符号表达 |
China National Standards Symbolic |
 English PDF |
| GB/T 44224-2024 |
Secondary batteries and battery packs - Symbolic identification of chemical substances {译} 二次电池和电池组-化学物质的符号标识 |
China National Standards Symbolic |
English PDF |
| GB/T 24746-2009 |
Technical drawings - Symbolic presentation and indication of adhesive, fold and pressed joints 技术制图 粘接、弯折与挤压接合的图形符号表示法 |
China National Standards Symbolic |
English PDF |
| GB/T 324-2008 |
Weld Symbolic representation on drawings 焊缝符号表示法 |
China National Standards Symbolic |
English PDF |
| GB/T 14693-2008 |
Non-destructive testing - Symbolic representation on drawings 无损检测 符号表示法 |
China National Standards Symbolic |
English PDF |
| GB/T 11874-1989 |
Direction of opening and Symbolic designation of marine doors and windows 船用门和窗开启方向和符号标志 |
China National Standards Symbolic |
English PDF |
| GB/T 5825-1986 |
Symbolic designation of direction of opening and closing and faces of doors and windows 建筑门窗扇开、关方向和开、关面的标志符号 |
China National Standards Symbolic |
English PDF |
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