arched spillway 弧形溢吝
spillway hole [水利] 溢水孔
siphon spillway 虹吸溢道 ; 溢洪道
flood spillway 溢洪道
aerated spillway 真空式溢吝 ; 真空式溢流道
side channel Spillway 侧槽式溢洪道 ; 侧渠溢道
River shore spillway 河岸溢洪道
N a channel that carries away surplus water, as from a dam (坝中的)溢洪道 (Also called wasteweir, spill)
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