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Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 39499-2020 |
Technical guideline for Derivation of health protection zone about fugitive emission of atmospheric harmful substances 大气有害物质无组织排放卫生防护距离推导技术导则 |
China National Standards Derivation |
English PDF |
GB/Z 32494-2016 |
Surface chemical analysis—Auger electron spectroscopy—Derivation of chemical information 表面化学分析 俄歇电子能谱 化学信息的解析 |
China National Standards Derivation |
English PDF |
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