Mud in the drilling process, the drilling mud or water transport machinery such as washing fluid.
泥浆泵是在钻探过程中,向钻孔输送泥浆或水等冲洗液的机械。
The original thermodynamic conditions around a well are usually disturbed, due to the drilling process.
由于在钻井过程中,钻孔周围的原始热动力条件常受到扰动。
In the drilling process, the collapse of wellbore wall is severe in the Cretaceous and Jurassic strata.
在钻井施工中,白垩系、侏罗系地层井壁失稳严重。
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