river bottom protection
常见例句
- Hydraulic structures - guidelines - part 2 : river bottom protection structures ; drop structures, chutes , cascades, sills.
水工结构。指南。第2部分:河床保护结构。跌水构筑物陡。
dict.site - Protection: It can prevent riverbank from strong wind and heavy rain. Besides, it can protect dam and the bottom of river and prevent the loss of sand.
防护作用:防止堤岩受风,浪,雨的冲刷,并可用于护岸,护坡,护底,防止水土流失。 返回 river bottom protection