中杆

In drill ing exploration and well drill ing Industry, the drill ing pipe and drill collar are key apparatus.

例句1。钻杆和钻铤等管状螺纹连接件，是钻探和石油钻井工业中的关键设备。

Drill rod collar position detector set hardware circuit design In the petroleum drilling process, the ejection controller played the seal well head role.

钻杆接箍位置检测装置硬件电路设计摘要：在石油钻探过程中，防喷器起到了密封井口的作用。

The principle of friction weld parameter measurement for drill pipe is introduced.

介绍了用MSP430F149单片机组成的石油钻杆摩擦焊接中的三个主要参数检测装置的原理、硬件电路、程序框图及部分源程序。

During the drill stem test, the well showed a flow at an average rate of 560 barrels of oil per day and approximately 32000 cubic feet of gas per day.

在钻杆测试中，该井可日产原油560多桶，天然气约3.2万立方英尺。

In the existing buckling analysis of drill stem in horizontal condition,the drill stem is thought of as an even rod with equal diameter and sticked on the below wall of well on the action of deadweight,so it was simplified as simply supported beam compressed axially and supported evenly along its length by well wall.

在现有的水平状态下钻柱屈曲研究中，一般把钻柱看作均匀的等直径杆，认为钻柱在其自重的作用下，紧贴下井壁，因而通常把水平状态下的钻柱简化为在整个长度上受到井壁均匀支承的轴向受压的简支梁。

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。

This article introduces an easy way of deep machining and puts forward taking use of normal machine tool,simplifying craft installment,improving twist drill and connection types of drill stem by analyzing many influent factors on deep machining,which include discharging scrap,wear and tear,radiating and orientation.

本文介绍了一种简便的深孔加工方法，通过对深孔加工中排屑、磨损、散热和导向等诸多因素的分析，提出了利用普通机床，简易工装，改进麻花钻及钻杆的连接形式，在实践使用中取得了较好的效果。

Objective:To evaluate the efficiency of the versatile bar in baparoscopic adhesiolysis of moderate or severe endometriosis adhesion.

目的：探讨万能杆在腹腔镜下分离中重度子宫内膜异位症粘连的临床效果。

For helping the reader understand the working principle of the system, I have build the 3-D virtual machine and cartoon, which can emersion the motion of the system.

为了让读者更好的理解滚轮顶杆式断缆锁紧装置的工作原理，本文还建立了该装置的三维虚拟样机，并制作了动画，将其在整个制动过程中的运动再现出来。

The fixed assets are more than RMB 80 million Yuan. There are serial advanced gear processing equipments in our company, such as 5 high-speed screw emery wheel gear grinding machines,2 heat-treatment furnaces produced by Germany IPSEN, gear finishing knife grinders and so on. The checkout equipments are complete and the technical power is tremendous. A computer network management system is applied in the whole process of development, production and operation. In accordance with the customers' requirements, it can be provided with different kinds of gears as well as the good services. Our company has the right to import and export by ourselves also.

公司总面积25800平方米，建筑面积15800平方米，固定资产8千多万元，有齐全的齿轮加工设备，其中高速螺杆砂轮磨齿机5台，德国产易普森热处理炉子两台，以及齿形修形磨刀机等等，各类检测设备齐全，技术设计力量雄厚，在整个生产经营和产品开发中全面实施了计算机网络管理，可根据用户要求加工开发各种齿轮产品，提供优质配套服务，企业具备自营进出口的经营权。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。