井下的例句大全

Presently, the study did for it just directly used the results of study buckling behaviors on drilling pipe, casing string, conventional oil tubing to deal with coiled tubing;

目前对它的研究只是将钻柱、套管柱和常规油管柱屈曲问题的研究结果直接用于连续油管，现场很多实例表明，这样做的偏差很大，连续油管因为残余应变而具有独特的井下屈曲行为。

Because of these characteristics, the pressure measurement system with capillary tubing can be used without depth limit and can measure the downhole pressure continuously without time limit.

由于这些特点，毛细管测压系统在使用时无深度限制，可以不受时间限制连续地测取井下压力。

The preliminary knowledge of the equipment configuration and adaptability of the header with bolting machine is obtained by means of the underground industrial experiment of excavation and bolting integration.

通过掘支锚一体化井下工业性试验，对掘锚机的设备配套及适应性有了初步的认识；

Gushing Law of Mine Water and Prevention and Cure Measures of Mine Water

中岭煤矿井下涌水规律及防治水措施

Applying anchor and net shotcreting and anchor rope combined support structure has obtained good technique result.

在井下大硐室采用“锚网带、喷+锚索”联合支护结构,取得了较好的技术经济效果.

Application of the DC technology in mine water prevention and cure

井下直流电法技术在焦作煤矿防治水方面的应用

A downhole casing detection system has been developed according to MMM.

利用铁磁材料的磁记忆性，研制井下在役套管检测系统。

Protective control system for coal-mine band conveyor is comprised of ground monitoring center, control substations and explosion protected computers.

煤矿用带式输送机保护控制装置系统主要由地面监控中心、井下各控制分站和防爆计算机构成。

Two speed, two motor magnetic starter is important controlling equipment in underground conveyer system.

双速双回路磁力起动器是煤矿井下运输系统的主要控制电器。

The application of underground transient electromagnetic method in the treatment of aquiferous karst column

井下瞬变电磁技术在含水陷落柱治理中的应用

A Summary of Hawk Eye ⅱ Bottom Hole View System

鹰眼Ⅱ井下视像系统简介

Study on systems of forecast the malfunction of borehole casing by metal magnetic memory technique

金属磁记忆预测井下套管故障系统的研究

Research on Aberrancy of Underground Extensible Belt Conveyor in Coal Mines

煤矿井下可伸缩带式输送机跑偏的研究

Forecast the malfunction of borehole casing by magnetism memory technology

用磁记忆检测技术预测井下套管故障

Development and Application of Electric Air Door in Underground mine

煤矿井下电动风门的研制及应用

Production logistics management in underground mine particularly stuff management, transportation and the use of tub, attemper work, is the significant restriction element of coal mine safe production.

煤矿井下生产物流管理，特别是材料的管理、运输和矿车的使用、调度工作，是煤矿安全生产的重要制约因素。

Coal Mine Shaft Scraper Conveyer Electric Motor Loss by Burning Reason Analysis

煤矿井下刮板输送机电动机烧损原因分析

Epidemiological study of coal workers' bursitis

煤矿井下工人滑囊炎的流行病学调查

The concave bottom mill shoe is used to grind downhole small objects and other unstable fallen objects.

凹底磨鞋可用于磨削井下小件落物以及其它不稳定落物。

Application of Spring Theory to Mechanics Analysis of Downhole Pipe String

弹簧理论在井下作业管柱力学分析中的应用