洗孔液 drill fluid 清洗 1.(洗干净) wash; clean; rinse 定期清洗 periodic cleaning; 就地清洗 in-place clearin .
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drill in fluid 钻井完井液
drill fluid dynamic pressure 液动压力
drill-in fluid 钻井液
fluid drill 液体播种机
coal fluid drill 煤液钻
mud fluid protection drill 泥浆护壁钻孔
Design idea of valve system is that use conventional drill fluid flowcontrol the high-pressure fluid flow.
阀门部分的总体设计思路是用常压的钻井液流向去控制高压钻井液的流向。
参考来源 - 高压水射流防斜装置原理分析及其设计·2,447,543篇论文数据,部分数据来源于NoteExpress
Practice and results show that the gas survey method with a gas-collecting tank for foam drill fluid samples is another effective method.
实践和资料说明,罐装泡沫样聚气录井方法是泡沫钻井中气测录井的另一种行之有效的方法。
It was observed from examples that eccentricity of drill string had major effect on the axial flow rate of Power-law screw fluid when the other parameters were invariant.
从算例可以发现:在其它参数不变的情况下,钻柱的偏心对幂律流体螺旋流轴向流量的影响非常大。
The laying position and well blowout pressure are analyzed and discussed briefly and the relationship curve of drill bit pressure drop vs flowrate and fluid density i.
对其安放位置及井喷压力进行了简要分析和探讨,建立了钻头压降与流量、流体密度的关系曲线。
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