rotary cut旋削rotaryadj.旋转的n.旋转式机器；环形交叉路rotary welding transformer旋转式焊接变压器,可旋转焊接变压器rotary variable attenuator旋转式可变衰减器rotary interrupting spring旋转断续弹簧rotary type hoe components旋转锄组件rotary water level control旋转水位控制器rotary off-normal spring旋转离位弹簧Rotary Ultrasonic Grinding旋转超声加工rotary jet grouting method旋喷法rotary regenerative heater旋转式再生加热器rotary axial plunger motor旋转轴向柱塞马达