1)weir crest,堰顶2)height difference,堰顶高差3)altitude of weir top,堰顶高程4)Degree of submergence of weir crest,堰顶淹没度5)crest elevation scheme,堰顶高程方案6)caterpillar crest gate,履带式升降堰顶闸门
英汉例句
The reasons were studied based on upstream and downstream height difference and jet flow elevation design, as well as energy dissipation mechanism.
