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。

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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。

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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；

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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

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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.

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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

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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。

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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。

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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。

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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

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A Summary of Hawk Eye ⅱ Bottom Hole View System

鹰眼Ⅱ井下视像系统简介

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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

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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

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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

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Development and Application of Electric Air Door in Underground mine

煤矿井下电动风门的研制及应用

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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。

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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。

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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

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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

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Epidemiological study of coal workers' bursitis

煤矿井下工人滑囊炎的流行病学调查

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