causes of hole deviation的意思|示意

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井斜原因

causes of hole deviation的网络常见释义

孔斜成因 ...孔斜成因;孔内事故;钻进效率;钻孔质量;连续帷幕 [gap=562]Keywords: the Jishi Gorge Hydropower Station; drilling direction; causes of hole deviation; hole accident; drilling efficiency; drilling quality; continuous curtain ..