machine-operated stage scenery机关布景
Machine-operated screwdrivers bits机动旋转头
machine-operated punched card[计] 受机器控制的穿孔卡
Machine-operated screwdriver bits机动旋具头;机器控制的改锥;机器操作旋具头;机动螺丝刀杆
Machine-tools operated by ultrasonic processes用超声波处理材料的加工机床
Machine-tools operated by electro-discharge processes用放电处理材料的加工机床
Handle-operated machine手柄操作的缝纫机
hand-operated machine手工操作的机器