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自然資源部發(fā)布《固體礦產(chǎn)勘查概略研究規(guī)范》等46項行業(yè)標準的公告
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Announcement of the Ministry of Natural Resources on 46 industry standards including the "Probable Research Specification for Solid Mineral Exploration"

Release Time：2020-05-21   Edit：ZHK   Access：4255
Key Word：固體礦產(chǎn)勘
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