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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 2557-2013 |
Technical requiements and testing methods for CRAC with refrigerant pumping-compressing dual cycles 通信用制冷剂泵-压缩机双循环系统技术要求和试验方法 |
China Telecommunication
Standards Technical requiements testing |
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