GB/T 39137-2020
难熔金属单晶晶向测定方法
Determination for the orientation of refractory metal single crystal
- 实施日期
- 2021-09-01
- ICS 分类
- 77.040.20
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 39137-2020
Determination for the orientation of refractory metal single crystal
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