• 1 before the fire, steam boiler, should check the valve pipe, steam pipe, pressure gauge, safety valve, water level gauge, drain valve is in good condition.

    蒸汽锅炉生火之前检查阀门水管压力表安全阀水位排污等是否处在完好状态。

    youdao

  • 1 before the fire, steam boiler, should check the valve pipe, steam pipe, pressure gauge, safety valve, water level gauge, drain valve is in good condition.

    蒸汽锅炉生火之前检查阀门水管压力表安全阀水位排污等是否处在完好状态。

    youdao

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