查询词典 oil-pipe

Amy Zhang:"Our company name is Hilong Group. We sell the drill pipe."

艾米。张说，"我们是海隆石油工业集团，我们经营钻杆。"

Is the drill pipe marked for sticking point.

在钻杆上作卡点记号了吗？

Drill pipe threads are not cleaned in that way.

钻杆丝扣不是那样清洗的。

A mixture of clays and water; pumped down the drill pipe to lubricate and cool the drilling bit.

泥土和水的混合物，顺钻杆而下，起润滑和冷却钻头的作用。

When you drill on a pipe with water

4.2.6 在已安装好的管道上钻孔，必须停

In order to know the cause of the accidents, an investigation is taken and the failure analysis is carried out for one broken drill pipe.

为了搞清钻杆断裂原因，对空气钻井过程中钻具断裂事故进行了调查研究，并对一根断裂钻杆进行了失效分析。

Because of the uncertainty of contact position between drill stem and casing-pipe wall, people always estimate the number of protector and the position of appending protector though locale experience.

由于钻柱与套管壁接触点位置的不确定性，在工程中，都是通过现场经验来估计所需保护套的数量以及添加的位置，但并不能保证所有保护套都能得到有效使用。

When it is drilling, Drill stem's service life is reduced seriously, because of the flections distortion and the wear and tear with casing-pipe wall.

在钻进时，钻柱由于弯曲变形与套管壁产生磨损，严重地降低其使用寿命。

This method displays the whole process of the contact between drill stem and casing-pipe wall. Gradual simulation is used to dynamically simulate the best position of appending non-rotating drill stem protector. By this way, we can find out contact points and contact force, then make certain the position and number of installing protector.

并采用逐步模拟法，对钻柱添加非旋转防磨减断保护套的最佳位置进行仿真分析，得到钻柱与套管壁的接触区域及接触力，确定非旋转防磨减断保护套的安装位置以及所需安装的数量，为合理使用非旋转防磨减断保护套提供理论依据和前提。

Keywords pipe string;force analysis;drill stem testing;Tarim Oilfield

管柱； 受力分析；钻柱地层测试；塔里木油田

Those who loved reading were obliged to send for their books from England; the members of the junto had each a few

那些喜欢看书的人就得从英国购书，讲读俱乐部的的成员每人都有几本。

Three fourths of the earth's surface is covered with water.

地球表面的四分之三被水覆盖着。