消防气压给水设备在消防给水系统中经常采用。
Pneumatic water system is widely applied in fire water system.
气压脉冲法是给水管道清洗的一种既方便、效果又好的方法。
The barometric pulse pressure method is a handy and effectual way for water pipe cleaning .
气压脉冲法是给水管道清洗的一种既方便、效果又好的方法。
The barometric pulse pressure method is a handy and effectual way for water pipe cleaning .
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