The First Geological Brigade, Shandong Provincial Bureau of Geology & Mineral Resources
王玉吉.全液压动力头岩心钻机选型分析[J].钻探工程,2018,45(3):68-70,75.WANG Yu-ji. Model Selection and Analysis on Full Hydraulic Power Head Core Drill[J]. Drilling Engineering, 2018,45(3):68-70,75.
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