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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 42869-2023 |
Requirements for simplification and lightweighting of three-dimensional models of mechanical products {译} 机械产品三维模型简化与轻量化要求 |
China National Standards simplification |
 English PDF |
| GB/T 41137-2021 |
Procedure facilitation and data simplification methods for international trade 国际贸易程序便利化和数据简化方法 |
China National Standards simplification |
English PDF |
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