• 阻力,吸水管太小

    The resistance of suction pump is too large. The diameter of suction is too large.

    youdao

  • 打开水管路上有关阀门

    Open the relevant valves on the oil pipe line and the water pipe line.

    youdao

  • 关闭相关水管路上的阀门

    Close the relevant valves on the oil pipe line and the water pipe line.

    youdao

  • 关闭相关水管路上的阀门

    Close the relevant valves on the oil pipe line and the water pipe line.

    youdao

$firstVoiceSent
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