英语语法分析

Shank and thigh circumferences were also measured.

同时测量大腿、小腿的周长。

This is an example of deburring and edge finishing of the inner and outer circumferences of a ring-shaped workpiece.

这是清理毛刺和一个环形的制件的内在和外面圆周的边缘精整的例子。

Seen from interior, its vicissitude is just like the whirlpool made of various circumferences with different radius.

它的变迁从内部而言，可以看成是一个不同半径组成的大小不等圆周的漩涡。