And, when you fill the tank again, water will reach the top of the tank and overflow through this vent pipe.
而当你又注水进水箱的时候，漫过箱顶的水就从这个溢水管溢出。
2
An external overflow pipe connects the absorber reaction tank to the box.
外部溢流管把吸收塔反应箱和密封箱连接起来。
3
Water overflow in the top of tank combined with fixed water gun is suitable for fixed storage tank, and the safe valve with appropriate size shall be set simultaneously.