井下的例句大全

The digging working face dust-settling plays a very important role in mine dust control field.

掘进工作面的降尘在煤矿井下除尘领域占有很重要的地位.

A whitened function on different grey kinds of underground working environment is given out.

根据煤矿生产实际,应用灰色系统理论建立了井下劳动环境聚类指标体系.

Everyone has a transmitter under mine. Identity code is send out by wireless signal.

每名井下人员配有一身份码发送器,通过发送无线信号把自身的人员编号发送出去.

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.

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。

The paper introduced a new developed long distance control system for ventilation door in underground mine.

介绍一种新研制的煤矿井下自动风门远程控制系统.

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

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。

Development and Application of Electric Air Door in Underground mine

煤矿井下电动风门的研制及应用

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

Epidemiological study of coal workers' bursitis

煤矿井下工人滑囊炎的流行病学调查

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

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

Early diagnosis for the stress concentration zone of borehole casing pipe by metal magnetic memory and wavelet transform

磁记忆与小波变换相结合的井下套管应力集中早期诊断方法

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

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

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。

The research on contacting finite element model for downhole packer

井下封隔器接触有限元模型研究

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。