弧形坡脚梯形渠道实用经济断面计算方法的改进

Improvement of calculation method for practical and economical cross-section of the trapezoidal channel with an arc slope angle

摘要: 简单介绍了弧形坡脚梯形渠道实用经济断面的计算式和计算方法．详细叙述了改进计算式的推导过程及计算方法．对改进计算式的验证结果表明，改进计算式的计算简单、可行．

Abstract: The formulas and calculation method for the practical and economial cross-section of the trapezoidal channel with an arc slope angle are briefly presented. The derivation process of the formulas and calculation method is described in detail. Verification results of the improved formulas show that the formulas are simple and feasible.