GB/T 30853-2014
牵引电机用铜及铜合金锻环
Copper and copper alloy forging ring for the traction motors
- 实施日期
- 2015-02-01
- ICS 分类
- 77.150.30
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 30853-2014
Copper and copper alloy forging ring for the traction motors
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