查询词典 drill pipe

In the center of the space between the stops, we drill holes in the inch pipe.

在中心之间的空间站，我们孔，在3.5英寸的管道。

In this step, work to drill for the pipe of a propeller shaft or a rudder.

在这个步骤中，演练工作，为管道的传动轴或舵。

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

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。

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

We also have a joint-venture factory for production of OCTG threader protectors, with annual production capability of one millions pairs of threader protectors for casing, tubing, line pipe, drill pipes.

公司此外还经营直缝埋孤焊、高频电阻直缝焊、螺旋焊等焊接石油天然气输送管，为国外用户代理采购钻机、修井机、抽油机、测井设备、顶部驱动钻井装置、泥浆泵、特车、固控设备、井口工具等产品。

Working conditions of drilling string is complex underground, various factors ofteninteract, in the process of drilling, drilling string acts complex movement in drill fluid, drillfluid unavoidable corrupt drilling string because such as oxygen, hydrogen sulfide and manysalts are dissolved in it. At the same time, many cyclic stresses act on drilling pipe, such asflexural cyclic stress, torsional cyclic stress.

钻柱在井下的工作状态是复杂的，常常是多种因素交织在一起的，在钻井过程中，钻柱在溶解了氧、硫化氢及各种盐类的钻井液中作复杂运动，不可避免的受到它们的腐蚀作用，同时还要受到弯曲、扭转等交变应力作用。

The characteristics of the salt formation in Tarim Basin is deep, high temperature and high pressure, easy to result in the undergauge, collapse, drill bit or pipe sticking.

针对塔里木盆地石炭系盐层埋藏深，温度高，地层压力大，极易发生&缩径、坍塌&，造成卡钻，同时由于盐岩层的塑性蠕动，形成不规则井眼，甚至造成套管挤毁变形事故，井身质量难以控制，固井质量难以保证等问题，通过对同类型已钻井进行总结分析，提出了一系列钻井技术措施，并在T726井严格实施。

These high precision instruments are more than 20 kinds and widely used for oil industry to measure the monomial parameters of taper, pitch and height screw for oil pipe, canola and drill shank.

该系列产品是广泛应用于石油行业的高精密仪器，共有20多个品种，主要用于石油油管、套管、钻杆锥形螺纹的锥度、螺距、高度等单项参数的测量。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。