• 警方停电影响该国偏远地区派克煤矿矿井通风系统

    Police say a power cut is compromising the ventilation system in the Pike River Coal Pit in a remote part of the country's South Island.

    youdao

  • 应用灰色控制系统理论灰色因素间的关联度分析法,对四川芙蓉煤矿矿井充水水源进行了分析

    The source of water-full in Sichuan Furong Coal Mine is analysed with grey control system theory.

    youdao

  • 板定梁煤矿矿井山体深处,卡车司机开了30分钟到达采煤工作面,上煤之后满载而归

    At the small Bandingliang colliery, the pit has been dug so far into the hillside that truck drivers take 30 minutes to reach the coalface, fill up and return with their load.

    youdao

  • 17日2010分,陕西省韩城市桑树坪小南煤矿井下电缆着火,造成28名矿工遇难

    All of the 28 miners who were working in the shaft were killed when an underground cable caught fire at about 8:10 pm at Xiaonangou coal mine at Sangshuping Township of Hancheng City.

    youdao

  • 然而爆破方法作为一种手段煤矿井下广泛使用,在某些方面还是其它方法不能取代的。

    However, blasting method as a means, in underground coal mine are still widely used, in some ways or other methods cannot replace.

    youdao

  • 救援一种特殊装置寻找被困煤矿井下的人们

    The rescuers used a special device for finding people trapped in the coalmine.

    youdao

  • 仪器主要用于检测煤矿井下环境气体中的甲烷浓度,运用了热催化原理

    This instrument is used with the principle of catalytic incineration to measure the concentration of methane in coal mine.

    youdao

  • 文章介绍煤矿井下作业特点煤矿井下产品特点基础上,论述了国家对煤矿产品实行安全标志管理重要性和必要性。

    Based on the features of operation and products used in underground coal mines, the author described the importance and necessity of management of safety signs on products of mine use.

    youdao

  • 煤与瓦斯突出煤矿井下严重灾害之一,抛出物是灾害发生的直接作用者

    Coal-gas outburst is one of the major disasters in coal mine, however, the thrown body is direct actor.

    youdao

  • 煤矿井下杂散电流引起瓦斯煤尘爆炸一个重要起因,严重威胁到煤矿安全生产

    Stray current in coal mine underground is an important factor caused gas and coal dust explosion, which seriously threatened safety production in mines.

    youdao

  • 介绍了一种超声波围岩裂隙探测仪用于探测煤矿井下围岩松动范围裂隙情况。

    An ultrasonic detector for wall rock crack is introduced which is able to detect coal mine underground wall rock looseness range and cracks.

    youdao

  • 本文对一种用于煤矿井下防爆绞车驱动变频器——鼠笼式异步电机传动系统做了全面介绍

    The paper thoroughly introduces the ac-ac frequency converter in driving system of asynchronous motor for underground coal mine explosion-proof winder.

    youdao

  • 介绍淮北矿业集团公司童亭煤矿井下皮带输送机双拖动使用维护实况及防范措施。

    This paper presents the usage and maintenance of utilizing two engines to drive underground conveyer belt in Tongting Coal Mine, Huaibei Mining Group.

    youdao

  • 提出适合煤矿井下使用红外测温仪气体分析器性能指标

    The performance indexes of infrared temperature monitor and gas analyzer that suited for coal mines were also given.

    youdao

  • 分析了煤矿井下小型隔爆电动机过载保护存在缺陷提出了改进的保护方案。

    The existing defect of overload, open phase protection of minitype flameproof motor used in coal mine was analysed and its improved protection scheme was presented.

    youdao

  • 同时指出,陆地移动通信技术解决方案完全可以解决煤矿井下无线通信难题。

    Also the solutions for mobile communication technology at surface ground can be fully to solve the wireless communication problems in underground mine.

    youdao

  • 分析煤矿井下爆破串联原因提出了一些办法措施,对预防串联丢炮一定的作用

    Factors of influencing commercial electric detonator to misfire in series in coal mining are analysed and measures are put forward in this paper.

    youdao

  • 煤矿井下煤尘含量,对工人身体健康安全生产构成的危害

    The content of coal dust is high below the coal mine, and it is great harmful to the health of worker body and security of production.

    youdao

  • 通过煤矿井下运输跑车事故原因分析提出预防措施

    The preventive measure have been put forward, by analysing the reason of roadster accident in inclined alley conveyance.

    youdao

  • 煤矿井下玻璃钢制品制作工艺手工糊制为主。

    Manufacturing of GFRP at coalmine bottom takes plaster by hand as its major craft.

    youdao

  • 阐述煤矿井下低压供电网络漏电电流产生和危害

    This essay expatiates on the harm of low creepage current in coal mines.

    youdao

  • 定向钻进技术已经成为煤矿井下抽放瓦斯钻孔施工成套技术关键环节

    Directional drilling technique has already become a key link in long broach construction for gas drainage of the mine.

    youdao

  • 介绍了一种煤矿井下使用安型信号电话系统研究它的构成设计特点使用效果

    An intrinsically safe signal telephone system special for mine use is dealt with in this paper including its development, construction, design features and application results.

    youdao

  • 针对我国煤矿特点分析煤矿井下电磁环境特殊性,提出了煤矿井下电磁兼容性关键问题研究方法

    Analyzed the character of electromagnetic compatibility based on the situation of coal mine in China. Key questions and research methods of electromagnetic compatibility were presented.

    youdao

  • 针对我国煤矿特点分析煤矿井下电磁环境特殊性,提出了煤矿井下电磁兼容性关键问题研究方法

    Analyzed the character of electromagnetic compatibility based on the situation of coal mine in China. Key questions and research methods of electromagnetic compatibility were presented.

    youdao

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