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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 4974-2018 |
Air compressors,rock drilling machines and pneumatic tools—Preferred pressures 空压机、凿岩机械与气动工具 优先压力 |
China National Standards compressors,rock |
 English PDF |
| GB/T 4974-2005 |
Compressors,rock drilling machines and pneumatic tools-Preferred pressures 空压机、凿岩机械与气动工具 优先压力 |
China National Standards compressors,rock |
English PDF |
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