在曲面数字化方面，提出基于曲面曲率和被测点切线斜率的自适应采样规划。
During digitizing, the adaptive sampling planning method based on the curvature of surface and the slope of tangent line of measured point is proposed.
通过骨架对裂缝二次采样，沿骨架点切线方向的垂线方向求出相应的宽度。
The crack is re-sampled by the skeleton and calculate via vertical direction of the tangent direction of the point on skeleton.
通过骨架对裂缝二次采样，沿骨架点切线方向的垂线方向求出相应的宽度。
The crack is re-sampled by the skeleton and calculate via vertical direction of the tangent direction of the point on skeleton.
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