千萬噸綜采工作面等壓過空巷技術(shù)研究.pdf

1、分類號：分類號：TD32TD32TD32TD32密級：級：公開UDUDUDUDCCCC：單位代碼：單位代碼：10424104241042410424學(xué)位論文千萬噸綜采工作面等壓千萬噸綜采工作面等壓千萬噸綜采工作面等壓千萬噸綜采工作面等壓過空巷技術(shù)研究過空巷技術(shù)研究過空巷技術(shù)研究過空巷技術(shù)研究杜科科申請學(xué)位級別申請學(xué)位級別：碩士學(xué)位碩士學(xué)位專業(yè)專業(yè)名稱：稱：采礦工程采礦工程指導(dǎo)教師姓名指導(dǎo)教師姓名：吳士良職稱：稱：教授山東科技大學(xué)二零一一

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