The gravity flow on the top moves along the pool surface, reaching the outlet without sedimentation completely and flowed out. Similarly, this will affect the sedimentation tank.
上异重流沿池表面向前推进，到达出水口时进水未沉淀完全即排出，同样会影响沉淀池的工作效率；
The gravity flow on the top moves along the pool surface, reaching the outlet without sedimentation completely and flowed out. Similarly, this will affect the sedimentation tank.
上异重流沿池表面向前推进，到达出水口时进水未沉淀完全即排出，同样会影响沉淀池的工作效率；
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