This device should be installed at the furthermost downstream end of the supply pipe or fixture where temporary spillage due to critical flow pressure conditions can be discharged harmlessly.
这种装置应该安装在供应管道或卫生洁具下游尽可能远,并且由于临界水压环境可能产生无害排放的暂时性喷溅的地方。
This device should be installed at the furthermost downstream end of the supply pipe or fixture where temporary spillage due to critical flow pressure conditions can be discharged harmlessly.
这种装置应该安装在供应管道或卫生洁具下游尽可能远,并且由于临界水压环境可能产生无害排放的暂时性喷溅的地方。
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