The method was adapt broad crested weir theory derivation to calculation flood rate of discharge and conjecture design rate of discharge through field investigate information of bridge.
该计算方法是通过实地调查桥前水深等资料，采用严密的宽顶堰理论推导，求得洪水流量，进而推求设计流量。
It introduces a diagram method for design of flood discharge trench utility section, which is more universal and vivid and can attain the goal of quick& optimized design.
介绍用图解法设计排洪沟的实用经济断面，此法可达到快速、优化设计的目的，并且具有通用性好，形象直观的特点。
This paper introduces the general design thought and concrete layout of flood-discharge power-generating hole for Baiyekou reservoir dam.
介绍了柏叶口水库大坝泄洪发电洞的总体设计思想和具体布置。
应用推荐