hole-drilling system的意思|示意

A hydraulic system is used for loading drilling force so as to greatly reduce the hole forming time.

采用液压系统加载钻进力，极大的缩减了成孔时间。

It is significant to improve the hydraulic system for better performance of drilling rig and the higher ratio of finishing gas hole.

提高全液压坑道钻机液压系统的技术水平，对于改善钻机整机性能及提高瓦斯抽采孔的成孔率具有重要意义。

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。

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。

The guided drilling system includes a drill string configured to continuously and accurately bore a hole in the ground without the need to periodically break the connection of the drill string.

该定向钻探系统包括一根构成能连续地和精确地在地面上钻孔并且无需周期地断开其连接的钻杆柱。

The paper presents the application, bottom hole assembly and parameter optimum of steering drilling system in Gangshen well 24-26. Meanwhile, the applied effect is analysed.

文中详细介绍导向钻井系统在港深24 - 26井的应用情况、钻具组合、参数优选，并进行效果分析。