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| GB 12719-1991 Exploration specification of jydrogeology and engineering geology in mining areas (English Version) |
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Detail of GB 12719-1991
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Introduction of GB 12719-1991
本规范是固体矿产（金属、非金属、煤下同）矿区（或井田、矿段下同）水文地质工程地质勘探工作的基本准则，规定了勘探类型、勘探程度、工程量、勘探技术要求及矿区水文地质工程地质环境地质评价和报告编写的基本要求。
Contents of GB 12719-1991