The screw panels can make the sewage flowing across the tube body became mixed and rotary state, and therefore, the sewage can be sufficiently mixed with the ozone.

螺旋片能使流经管体的污水成为搅旋状态，以与臭氧充分混合；

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The screw panels can make the sewage flowing across the tube body became mixed and rotary state, and therefore, the sewage can be sufficiently mixed with the ozone.

螺旋片能使流经管体的污水成为搅旋状态，以与臭氧充分混合；

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