A non-wrinkling limited graph for spherical surface parts of retiary metal sheet and metal sheet is obtained.

通过模拟得到了板和无板成形球件时不起成形极限与板厚的关系曲线。

Retiary fibers,excretive articles and host cell with the ball villi were seen on the inner side of the cyst.

囊有分泌颗粒、状纤维及绒球状宿主细胞。