Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 13908-2020 |
General requirements for mineral exploration 固体矿产地质勘查规范总则 |
China National Standards General requirements mineral |
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GB/T 13908-2002 |
General requirements for solid mineral exploration 固体矿产地质勘查规范总则 |
China National Standards General requirements mineral |
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