overfall weir 溢劣 ; 溢出口
overfall dike 溢流坝
overfall dam 溢劣 ; [水利] 溢流坝
Overfall pipe 排气溢流管
suction overfall 吸入溢流
overfall height 过放高度
N a turbulent stretch of water caused by marine currents over an underwater ridge 溢水
B. overfall valve, reductor valve for ensuring stable system pressure.
溢流阀，减压阀，以保证系统的稳定压力。
If it is not timely found, the copper pipe will fracture and the water will be overfall.
如不及时发现，铜管就会破裂，水外溢。
This paper introduces the structure, work laws and process of overfall valve and rotate speed control valve in a lately devel oped cleaner.
介绍新研制的一种新型清洗机所采用的调压溢流阀和转速调节阀结构、原理及工作过程。
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