1·Here it is pressing a stuck spindle out of part of a milling machine countershaft that I was cleaning up.
在此，坚持按一个主轴的一铣床副轴的一部分，我是清理。
2·The result indicates that the fracture of the drive countershaft is fatigue fracture.
结果表明，传动副轴的断裂是疲劳断裂。