A socked head set screw, which may

A socked head set screw, which may not protrude above the hub of the yoke ,does not permit the same amount of torquing as does a square head set screw.
Also a square head set screw ,if used with a lock wire ,will prevent loosening of the screw caused by vibration.
Regardless of the choice made with respect to a set screw ,an exposed rotating auxiliary driveshaft must be guarded.

結果 (中文) 1:

套接字不可能突出以上枢纽的枷锁，头螺钉不允许相同数量的扭矩一样方头螺钉。也方头螺钉，如果用一种锁线，将防止松动引起振动。无论何种选择作出这样的一套螺杆，必须保护暴露的旋转辅助传动轴。

結果 (中文) 3:

一种嵌头螺丝，不得凸出在磁轭的中心，不允许相同数量的扭转一样的方头螺钉。
一方头螺钉，如果用锁线，将防止由振动引起的螺丝松动。
无论相对于一套螺丝做出选择，一个转动的辅助传动轴必须守卫。