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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 4459.9-2009 |
Mechanical drawings - Seals for dynamic application - Part 2: Detailed simplified representation 机械制图 动密封圈 第2部分：特征简化表示法 |
China National Standards Mechanical drawings Seals |
 English PDF |
| GB/T 4459.8-2009 |
Mechanical drawings - Seals for dynamic application - Part 1: General simplified representation 机械制图 动密封圈 第1部分：通用简化表示法 |
China National Standards Mechanical drawings Seals |
English PDF |
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