driving spindle

• 主动轴

driving spindle的用法和样例：

例句

1. The load may be reduced by the modification of the front upper conveyor and the driving shaft of the bagging units.
   前集荚带与装袋机主动轴经改良后机构之负荷减轻，装袋机无滑动现象，故送荚作业确实无夹裂之虞。