Plants and microorganisms filter wastewater so it can be reused to flush toilets and for other non-potable USES.
植物和微生物对废水进行过滤，以便重复使用于冲洗厕所和其它非饮用途。
The integrated hydrolytic acidification-biological aerobic filter was used to treat oil-refining wastewater.
采用水解酸化-好氧一体式生物滤池处理炼油废水。
Note: Including the recirculation of filter backwashing wastewater and filtrate out of the dewatering machine back into the buffer tank.
注：考虑到过滤器反冲洗废水和脱水机滤出液回流到调节水池。
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