GB/T 42433-2023
珠宝玉石鉴定 红外光谱法
Gem testing—Infrared spectroscopy method
- 实施日期
- 2023-12-01
- ICS 分类
- 39.060
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 42433-2023
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