The structural design of a high sensitive micro hole drilling dynamometer and the working principle of the micro hole drilling force measuring system are introduced.

介绍了高灵敏度的微小孔钻削测力仪的结构设计及微小孔钻削力测量系统的工作原理。

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Drilling with complex pressure system is a worldwide difficult problem. Several different pressure gradient stratums exist in the same bare hole section, which is very common in the drilling process.

复杂压力系统钻井是当今钻井技术领域的世界性难题，钻井过程中常常碰到多个不同压力梯度的地层处于同一裸眼井段中。

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Swab effect is reduced with the RHELIANT PLUS drilling fluid system, resulting in the ability to pull out of hole (POOH) faster, especially in deeper or ERD sections where time savings are amplified.

该体系对激动压力的影响较小，因此能够缩短起下钻时间，尤其在深井或大位移井中，能够更加显著地节省时间。

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