查询词典 stem-winding

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。

It is very important for improving drilling rate, reducing drilling cost and safety drilling to carry out drill stem failure analysis and prevention.

开展油田钻柱失效分析与预防对提高钻井速度、降低钻井成本及井下安全钻进具有重要意义。

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。

The trajectory of horizontal well was a wave line in vertical plane,therefore some sections are upward as well as corresponding drill stem restrained by the wellbore.

在铅垂平面内水平井眼轨迹为一条上下起伏的波浪线，因此在某一段井眼轨迹会呈现上凸弯曲，受其约束位于其中的钻柱也会存在上凸初弯曲。

The absorbing height of pump will be used in conquering the losses of speed head and distance head and the relative installed height of the pump,as well as the both sides pressure difference of drill stem produced to carry the .

泵的吸程将用于克服速度水头损失、沿程损失、泵的相对安装高度和携带钻渣时所产生的钻杆内外压差。

The specification for Rotary Drill Stem Elements is 1mm～6.35mm.

旋转钻机钻杆元件的规格为 1mm-6.35mm。

Comparison of the SISS with the others shows that the SISS solved the problem of conventional magnetic azimuthal surveying method in ferromagnetic casing tubing drill stem or magnetic formation and its measurement precision is better than that of frame gyroscopes surveying system .

与传统的磁方位测量方法和框架式陀螺测量系统的比较结果表明，该系统克服了磁方位测量方法在套管，钻杆，油管以及在磁干扰地层中测定方位时存在的问题，其测量精度优于框架陀螺系统。

Drill stem test ; tubing conveyed perforation ; design

钻柱地层测试；油管传输射孔；设计

Pick up drill stem test tool.

提起钻柱测试工具。

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

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。