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1·Based on polygon convex hull method, the chord line is extracted.

采用了基于多边形凸包的方法提取弦线。

2·This is why the convex hull algorithm front of some preparation work!

这个正是凸包算法前面的一些准备工作！

3·Constructing convex hull of planar point set is a basic algorithm in computational geometry.

求平面点集的凸包是计算几何的一个基本算法。

4·The hardness of convex hull is higher than that of pit portion on the sculptured leaf surfaces.

植物非光滑叶表形态中凸包处硬度较凹坑处的硬度大；

5·Tube caps include convex hull, hats, cone tube diameter changes, flat cover and tightening of design.

管帽包括凸形管帽、锥壳、变径段、平盖及紧缩口的设计。

6·This paper improves the fast convex hull algorithm of planar point set based on sorted simple polygon.

提出了一种基于有序简单多边形的平面点集凸包快速求取的改进算法，新的算法能够避免极值点重合的问题。

7·The machine can also make convex hull on paper which is especially suitable for the heavy duty air filter.

此机可根据客户要求还能在纸上打凸包，特别适合生产特种大空滤。

8·Yes, convex hull is at the kernel of computational geometry and serves as a fundamental geometric structure.

是的，凸包是计算几何的核心问题，也是一种基础性的几何结构。

9·Convex hull problem is one of the fundamental problems in computational geometry, and is used in many fields.

凸包问题是计算几何的基本问题之一，在许多领域均有应用。

10·It USES techniques of image skeletonization, convex hull convergence and rectangular frame convergence algorithms.

运用于图像中轴变换、凸包逼近、矩边逼近等算法。