The water-wing always appears when discharge is smaller on steep slope of stepped spillways.
水翅是大坡度台阶式溢洪道在流量较小时出现的一种水流现象。
Stepped spillway is one of the new kinds of the spillways with high rate of energy loss, which is based on RCC technique .
台阶式溢洪道是结合RCC技术提出的一种具有高消能率的溢洪道新形式。
But experts say the situation would have been far worse if not for the levees, spillways and other flood controls built along the river.
但专家称，如果不是沿河修建的堤坝，溢洪道和其它防洪设施，情况会更糟糕。
Vicksburg is the last major city before the flow of the river meets the spillways where it's diverted into the Atchafalaya River and adjoining swamplands.
维克斯堡是密西西比河与溢洪道汇合前的最后一个主要城市，汇合后的洪水转向阿查法拉亚河并与沼泽地邻接。
Ovation technology will directly control primary plant equipment and processes, perform automatic voltage regulation, and manage information from the 24 spillways.
Ovation技术将用于直接控制主要的工厂设备和过程，进行自动电压调节并管理来自24个溢洪道的信息。
When flaring gate piers are on surface spillways in high arch dam, the dispersion of plunging jets from surface spillways is closely related to the charateristics of flow.
宽尾墩应用于高拱坝表孔后，其下泄水流的空中扩散特性与宽尾墩流道内的水流特性密切相关。
The results indicate that this kind of energy dissipation function can improve the water flow regime in the stepped spillways and reduce the flow velocity by a wide margin.
结果表明：此种消能工能改善台阶式溢洪道的水流流态，大幅度地减小水流流速。
The results indicate that this kind of energy dissipation function can improve the water flow regime in the stepped spillways and reduce the flow velocity by a wide margin.
结果表明：此种消能工能改善台阶式溢洪道的水流流态，大幅度地减小水流流速。
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