• Mechanics research on chief draining pump cavitation damage in coal mine;

    煤矿井下的排水系统中,需要多台排水泵协调地工作。

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  • This paper also carefully introduces a way and path to keep economic operation for chief draining pump in coal mine underground.

    详细地阐述保持煤矿井下大经济运行途径方法。

    youdao

  • The single-phase vertical draining pump has reasonable structure, stable performances, convenient use and wide scope of application, and the use length can be set according to demands.

    实用新型结构合 理性能稳定使用方便,适用范围广,使用长度根据需要任

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  • The end of the "Black Pump" followed reunification, essentially draining the veins of Hoyerswerda.

    ”公司在德国统一后就到了尽头,由此干了荷耶斯沃达血脉

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  • The new-type of hose pulsating pump is used for underground face draining and sump cleaning.

    采用新型软管壁外脉动进行井下工作面排水水仓清理。

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  • Temporary connections for filling and draining the pipeline are used, and a pump is used to "pressure up" the line.

    采用临时管线试验管道排水给管道增压。

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  • A water pump for filling water into or draining water from the buoyancy compartment is arranged in the floating dock box.

    用于向浮力舱内排水水泵

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  • Drain the system is the important link that the coal mine produce, draining the pump to belong to the coal mine large fix the equipments, the independence is strong, the back up coefficient is big.

    排水体系煤矿出产重要环节抽水机煤矿大型固定装备独立性备用系数大。

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  • This series of pump is out of type DC shape, the wetted parts are made of stainless stainless steel, It is suitable for draining corrosive wate in mining, The shaft sealing is machanical seal.

    系列产品过流零件不锈钢制造,适用于输送矿山排放腐蚀性矿水

    youdao

  • This series of pump is out of type DC shape, the wetted parts are made of stainless stainless steel, It is suitable for draining corrosive wate in mining, The shaft sealing is machanical seal.

    系列产品过流零件不锈钢制造,适用于输送矿山排放腐蚀性矿水

    youdao

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