“三下”采煤保护煤柱强度与新支护技术理论研究

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康亚明, 刘长武

Study on the Strength of Protective Coal pillar in Coal Mining under Building， Railway and Water and Theory of New Support Technology

KANG Ya-Ming, LIU Chang-Wu

金属矿山 . 2011, (09): 25 -27+32 .