... curvature of face 面曲率 curvature of meridian 子午线曲率 curvature of parallel 纬线曲率 ...
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由于理论廓面是直纹面，其廓面曲率容易求得。
Curvatures of theoretical profile surface, which is a ruled surface, are easy to get.
试验分析认为，水流流态，壁面粗糙度和壁面曲率对边界层特性有明显的影响。
Analytical results show that the now pattern, wall roughness and wall curvature have obviously effect on the boundary layer hydraulic characteristics.
同时给出了壁面压强分布的规律和探讨了壁面曲率和压强梯度对溢流水力特性的影响。
Moreover we found the rule of distribution of pressure on wall surface and discussed the influence of rate of curvature and gradient of pressure on the characteristics of spill flow hydraulics.
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