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。
The inside wall of the convenient food box is marked with a standard water injection line of which the height is the same as that of the inside overflow wall of the overflow groove.
所述的食品盒内侧壁设置有标准注水线，并且标准注水线的高度与溢水槽内侧的溢水壁等高。
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