• The article mainly had a research on the pressure rule inside the hydraulic cylinders when the mud pump has been assembled with air chamber on the suction pipe and stack pipe.

    但国内还没有安装吸入空气吸入压力变化规律作出理论上的分析。

    youdao

  • The utility model discloses a negative pressure generator used by a water pump suction pipe without a bottom valve.

    实用新型公开了一种底阀水泵吸水管用负压发生器

    youdao

  • The utility model discloses a negative pressure generator used by a water pump suction pipe without a bottom valve.

    实用新型公开了一种底阀水泵吸水管用负压发生器

    youdao

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