水管壁 meaning in English

water wall

The food waste disposer will not block drain , because food wastes are grindedinto fluid and flushed away , carrying all greasiness away effectively . in addition , thefluid also plays an important role in polishing , flushing , and cleaning the pipes
因为食物垃圾被研磨成浆状液体后在随机加速的水流作用下，可有效带走粘在下水管壁上的油腻，并起到打磨冲刷清洗下水管道的作用。