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- coal mine main ventilator 煤矿主通风机
- The paper introduces a type of on-line monitoring and communication system for mine main ventilator's performance parameters, and describes the system principle and composition. 介绍一种矿井主通风机性能参数在线监测与通信系统，描述了系统的原理及组成。
- Practice and Study on Main Ventilator in Zhuzhuang Coal Mine 朱庄煤矿主要通风机性能测定实践研究
- On the main problem in running of Yanzishan Coal Mine main well belt conveyer decelerator and the problem of mending damage gears, we transform the original decelerator. 针对燕子山矿主井带式输送机减速器运行中存在的主要问题和损坏齿轮补配问题,对原减速器进行了改造。
- Energy Conservation Analysis for Main Ventilator in Pang Zhuang Coal Mine 庞庄煤矿主通风机的节能分析
- Based on the monitoring requirement on the main ventilators at coal mines,this paper put forward the principle for designing signal sampling device at large section ducts. 结合煤矿主通风机监测的要求,提出了大截面风道流量信号采集装置的设计原则,并设计了变截面、全压管、复合管、背压管流量信号采集装置;
- Synthetical transform of Baijiao Coal Mine main hoist system 白皎矿井主提升系统综合改造
- Economic operation of coal mine main pumping equipment 矿井主排水设备的经济运行
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- Research on ventilation quantity measuring method of mine main ventilator 矿用主通风机风量测试方法的研究
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- Technology transform of Chensilou Coal Mine main drain off water pump 陈四楼煤矿主排水泵技术改造
- mine main ventilator 矿井主通风机
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- Application of Hydroviscous Soft- start Device in Coal Mine Main Elevating Belt Conveyor 液粘软起动装置在主提升带式输送机上的应用
- The paper introduces the main ventilator in certain mine about test method for its properties and result, and concludes the characteristic of measuration. 针对某矿井主通风机,介绍了性能测试的方法及结果,总结了测定的特点。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- Discussion and economy analysis of coal mine main drainage pipeline cleaning by high pressure water jet technology 煤矿主排水管道水射流清洗技术探讨及其经济性分析
- We decided to open out a coal mine near the city. 我们决定在城市附近开发一煤矿。
- This paper introduces a new reversing device adapted for main ventilator in mi-nor rnine and its application effect. 介绍了一种适合于小型矿井主要通风机的反风装置及其应用效果。
