Metamorphic Factors Analysis of Seams and Rocks in Yaoling Mining Section,Yanlong Coal Field[J]. COAL GEOLOGY & EXPLORATION, 1987, 15(6): 27-29.
Citation: Metamorphic Factors Analysis of Seams and Rocks in Yaoling Mining Section,Yanlong Coal Field[J]. COAL GEOLOGY & EXPLORATION, 1987, 15(6): 27-29.

Metamorphic Factors Analysis of Seams and Rocks in Yaoling Mining Section,Yanlong Coal Field

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