rotary rod旋转杆rotaryadj.旋转的n.旋转式机器；环形交叉路rotary-rolling mill蘑菇形轧辊的穿孔机rotary phase advancer旋转相位超前补偿器rotary flying hot saw回转式热飞锯rotary disk contactor转盘抽提塔rotary impact chipper旋转冲击铲垢器rotary shaft lip seal旋转轴唇形密封圈rotary locking spring旋转锁簧rotary sewing machine旋转梭子式缝纫机rotary shaft set bolt转轴固定螺钉rotary washing nozzle旋转洗涤喷嘴