STL模型是由三角面片组成的，把组成三角面片的顶点提取出来就是对应STL模型的点云模型。-STL model is composed of triangular facets to form the apex of triangulated surfaces extracted from the STL model is the corresponding point cloud model.

STL模型是由三角面片组成的，提取组成三角面片的顶点就会得到与STL模型对应的点云模型。-STL model is composed of triangular facets to form the apex of triangulated surfaces extracted from the STL model is the corresponding point cloud model.