封闭孔洞 meaning in English

caholes

The following are the primary contents : on basis of hole - repairing research in mesh models a simple and effective algorithm of hole repairing for planar closed holes is designed , and an algorithm of curvature - based hole repairing for three - dimensional closed holes is presented , in addition , the algorithm of hole repairing for island holes is studied
主要工作如下：在三角网格孔洞修补技术的研究基础上，设计了一种简易有效的平面封闭孔洞修补算法，提出了一种基于曲率的空间封闭孔洞的修补算法，并对岛屿状孔洞的修补进行了研究。