大家在查： 2005) respiretory 奥奈德安纳夫柯颖德查理克罗尼克稻稻 ScottKronick fdCommand 德班摩西马

脚梯形

脚梯形

脚梯形

脚梯形

1

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

弧形坡脚梯形渠道实用经济断面计算方法的改进

2

Computation on Practically Economic Cross-section of Trapezoidal Channel with Curved Slop Toe

弧形坡脚梯形渠道实用经济断面的计算

3

Design of Practical Trapezoidal Section with Arc Slope Angle

实用弧形坡脚梯形断面的设计

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