flood discharge dam泄洪坝
green flood control dam绿色防洪堤坝
flood at dam break溃坝洪水
flood control dam防洪堤;防洪堤坝;防洪坝
Flood-dam防洪堤
flood detention dam滞洪坝;拦洪坝
flood prevention dam防洪坝
flood at dam site坝址洪水
design flood at dam site坝址设计洪水