Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 50562-2019 |
Standard for basic terms of coal mine construction engineering
煤炭矿井工程基本术语标准 |
China National Standards basic terms coal |
English PDF |
GB/T 50562-2010 |
Code for basic terms of coal mine construction engineering 煤炭矿井工程基本术语标准 |
China National Standards basic terms coal |
English PDF |
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