建立了双级溢流阀的开启点数学模型，并通过对该点的数字仿真的数据处理，得出了经验公式。
Estabishes the opening point model for a two stages relief valve and through the data processing of mathematical simulation of that point to obtain the empirical formula.
基于这种情况，本课题提出了基于负载自适应的流量伺服阀和电液比例溢流阀双阀反馈补偿控制方案。
So a new design scheme about double valve compensation feedback control system based on adaptive load is proposed.
塘仙引水坝为双曲拱坝，溢流坝布置在河床中部采用表孔挑流消能。
The Tangxian diversion dam is double_curved arch dam. Its layout adopted the surface hole deflecting energy dissipation.
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