Backwashing is one of the methods to maintain a filter bed clean.
反冲洗是保持滤床清洁的方法之一。
2
Impact of backwashing on biomass growth in biological active filter was researched.
研究了反冲洗对生物活性滤池生物量的影响。
3
This example showed that the air-water backwashing system applied in the siphon filter is practicable and effective, with a good treatment and economic results.