发布时间:2025-02-01 01:28:31
在高层建筑给水系统中,目前普遍采用变频调速的泵,变频调速自动供水设备,一般指无负压变频供水设备,根据用户用水量变化来调节水泵转速,使水泵始终工作在高效区,节能节电效果显著。
您好 我想问您下我要开个店铺可店铺本身太窄只有18米长度为11米该怎样设计万分感谢
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