...何一 点P 平面沿水平方向切地形表面所得的曲线在该点的曲率值 ,其 实质为地面坡向的变化率 (2)剖面曲率(profile curvature): 剖面曲率( curvature): 是对地面坡度的沿最大坡降方向地面高程变化率的度 量,其实质是指地面坡度的变化 率 。
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Profile radius of curvature 齿廓曲率半径
wind profile curvature 风速廓线曲率
mean profile curvature 平均剖面曲率
Profile curvature radius 廓线曲率半径
By measuring the changes in the curvature of the eye caused by a build-up of internal pressure, Sensimed's Triggerfish lens can build up a much more accurate profile.
通过测量由内部压力而造成的眼球弯曲度变化,Sensimed公司的Triggerfish镜片能够制造一个更加精确的剖面。
The special meshing of convex and concave teeth profile makes the relative radius of curvature of the contacting point longer.
独特的凸凹啮合齿廓,使两齿轮在接触点处的综合曲率半径较大。
Besides, Moving vector analysis is introduced to compute the digital curvature of the profile.
采用移动向量法求取轮廓曲线的数字曲率。
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