Use the checkboxes for tracking ; mark off problems as you review and repair your pages .

使用检查框进行 跟踪；在审阅并修复网页时 标记问题。

In addition in order to get the shape parameters of cavities and fractures a method of outline tracking mark edges was studied and the algorithm of carrying out stuffing was finished according to the marked edges .

同时，为了得到孔洞及裂缝的形状参数，文章还研究了轮廓 跟踪 标识边缘的方法以及根据标识的边缘进行填充的算法。