Study on giardia and cryptosporidium leak for recycling filter backwashwater in a water treatment plant;
以湘江原水为研究对象 ，对滤池反冲洗废水回用进行了小试及生产性试验研究。
2
The effects of direct filter backwashwater recovery on the flocculation, sedimentation and filtration processes are studied.
作者系统地分析了直接回收滤池反冲洗水对絮凝、沉淀和过滤工艺的影响；
3
The building will use solar energy to heat the pools and the interior area, and all backwashwater is to be filtered and returned to the swimming pools.