The project also includes an enhanced drainage system with the installation of isolation valves and tide gate.
该项目还包括一个增强的排水系统,安装了隔离阀和潮汐闸。
英语百科
Flood control
Flood control refers to all methods used to reduce or prevent the detrimental effects of flood waters. Flood relief refers to methods used to reduce the effects of flood waters or high water levels.