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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 43325-2023 |
Foundry machinery - Cutting, grinding and finishing equipment for cleaning of castings - Technical safety regulations {译} 铸造机械 铸件清理用切割、磨削和精整设备 安全技术规范 |
China National Standards Technical regulations cleaning |
 English PDF |
| GB/T 23954-2009 |
Technical regulations for cleaning of reverse osmosis membrane element 反渗透系统膜元件清洗技术规范 |
China National Standards Technical regulations cleaning |
English PDF |
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