Moreover, the self maintaining switch is relatively far from the pressure limiting exhaust valve, thereby avoiding the operator from being scalded by the steam.
而且自持开关离开限压排气阀较远，操作者能避免蒸汽烫伤的危险。
Moreover, the self maintaining switch is relatively far from the pressure limiting exhaust valve, thereby avoiding the operator from being scalded by the steam.
而且自持开关离开限压排气阀较远，操作者能避免蒸汽烫伤的危险。
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