roof weir gate 屋顶式闸门
roof-weir gate 屋顶堰闸门
Lift gate weir 升降门堰
Weir lift gate 升降门堰
lift-gate weir 升降门堰
gate weir 门堰
It is shown that the relationship exists among the location of the flaring gate piers, the Froude number at the section of starting flare, the weir head, the head loss and the gate width.
研究了宽尾墩位置、始扩点水流佛汝德数与堰上水头之间的关系，导出了与水头损失、闸门宽度有关的计算公式。
However, the above method is not applicable for the gate chamber when the foundation of weir body is "high-low foot".
然而对于堰体基础呈“高低脚”的闸室，该方法很不适用。
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