rotary system of drilling

基本解释回转钻井方法

网络释义

1)rotary system of drilling,回转钻井方法2)normal circulation rotary drilling method,正循环回转钻井法3)rotary system,旋转钻井法4)direct cyclic rotation drilling well,正循环回转钻井5)new methods of drilling,钻井新方法6)novel drilling method,新钻井方法

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