weir gate meaning in Chinese

堰门
溢流堰闸门

Slipform construction of songshan spillway weir gate pier on songjianghe river
松江河松山溢洪道工程堰首闸墩滑模施工
Simulation of construction process for rebuilding and reinforcement of old weir gates
旧实用堰闸改造加固施工仿真计算
Open - channel , fabricated - metal slide gates and open - channel , fabricated - metal weir gates
明渠预制金属滑动闸门和明渠预制金属溢流堰闸门