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- Keywords PVC;wound pipe;pipe used in mine;gas transmission; 聚氯乙烯;大口径缠绕管;矿用管道;瓦斯抽放;
- A rock-boring tool used in mining for sinking shafts. 钻井机一种在采矿中用来挖掘矿井时在石头上打孔的工具
- pipe used in mine 矿用管道
- Ammonals were originally intended for use in mines. 最初曾拟将阿蒙纳儿用于矿山中。
- Many tripods are telescopic, particularly those used in mines. 许多三角架都是伸缩式的,特别是用于矿山的那种。
- This paper introduces design and test of the pipe used in the circular pipe culvert under high embankment. 介绍了高填方路段圆管涵管节的设计和试验。
- A truck, tub, or basket used in a mine. 小矿车，柳条箩矿井中用的车、盆或筐
- Good warm-keeping properties makes Fengwei PP-R pipe use non-warm-keeping material in used in hot-water system, so it is a kid kf power-saxing product. 良好的保温性能，使峰威PP-R管道在用于热水系统时，无需额外保温材料。并且作为节能产品。
- The workload and risk for software maintainers could be decreased greatly when the technology was used in mine. 在煤矿中运用该技术可大大降低软件维护人员的工作量和风险性。
- The production process. standard. pass system and it's selection rules of U-section steels used in mine are introduced in this paper. 本文介绍了矿用支护U型钢的生产工艺、标准制定、孔型系统的选择及设计要点。
- With some engineering examples,this article introduces some testing techniques and methods of PVC plastic corrugated pipe used in prestressed concrete,both in labs and on the spot. 文章结合工程实例介绍在实验室及现场同条件下预应力混凝土用PVC塑料波纹管的检测技术及试验方法。
- The composition and functional features of the signal display instrument of hoist used in mine are introduced.The advantages and disadvantages of the instrument are commented. 介绍了矿山卷扬机信号显示仪的组成、功能特点,分析了信号接收、发送电路及故障自动保护电路,说明了其优点及存在的不足。
- Flashes are not allowed to be used in this museum. 这个博物馆里不准使用闪光灯。
- Manufacture of spiral welded pipe used in waterwork, pretreatment, powder spraying, property and testing method of painted steel pipe are introduced, the development trend is included also. 介绍了自来水工程用螺旋焊管的制造、前处理、粉末涂塑工艺及涂塑钢管的性能与检验方法,指出自来水用钢管涂塑的发展趋势。
- For surfacing welding or repair the mechanic have the face been wear out made by low carbon steels and middle carbon steels, as the mechanic used in mine and agriculture. 用于受磨损的低碳钢、中碳钢或低合金钢机件表面，如矿山机械与农业机械的堆焊与修复。
- Could this verb be used in progressive form? 这个动词可以用进行式吗？
- Adopting the designed ultrasonic transducer to detect water level,measuring principle and technical features of ultrasonic transducer used in mine were analyze. 设计采用超声波检测水位信息,分析矿用超声波传感器的测量原理与技术特点。
- There is a standard form of oath used in lawcourts. 法庭中使用的誓词有固定的格式。
- Abstract： This paper presents the characteristics of the vaccum reform of the QC83-80N flameproof magnetic force starter with reversible air contactors used in mine. 摘 要： 文章对QC83-80N矿用隔爆型空气磁力起动器的真空化改造特点进行了论述。
- It is used in answer to inquiries about health. 这个词常用以回答有关健康的询问。
