与其他形式断面渠道的比较结果表明，立方抛物线形断面渠道也是一种水力较优的输水渠道。
Compared with other types of open channel cross-section, the cubic parabola shape open channel is one of the open channels which convey water more efficiently.
纵断面设计是道路线形设计中的重要组成部分，纵断面线形的设计质量在很大程度上决定着道路的安全性与使用功能的好坏。
Vertical section design is a important part in road line design, the quality of vertical section line determine the security and function of the road.
该圆弧形曲线形状实际上是将水力学中的水力最佳断面推广到考虑边坡稳定的情况。
This circular curve shape is actually the extension of the hydraulic optimum section in hydraulics to the situation of considering bank stability.
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