膜系统操作简单，占地少，没有二次污染。
Advantages of the membrane system were easy operation, small footprint, no secondary waste...
膜系统操作简单，占地少，没有二次污染。
Advantages of the membrane system were easy operation, small footprint, n...
进水口在下部，而出水口在上部，良好的水循环没有二次污染。
The water inlet is arranged at the lower part while the water outlet is arranged at the upper part so as to realize excellent water circulation without secondary pollution.
应用推荐