量水堰 [水利] measuring weir ; flow measurement weir ; Weir for measurement

挡水堰 Dam

潜水堰 submerged weir

出水堰 Weir effluent

水堰高度 water weir height

保水堰 water-retaining weir ; retaining weir ; water conservation weir

泄水堰 [水利] flush weir

进水堰 influent weir ; Weir inffluent

分水堰 diverting weir ; Separating weir ; Weir separating ; Diversion Weir