rotary jet旋转喷射器rotaryadj.旋转的n.旋转式机器；环形交叉路rotary cut veneer旋切单板rotary hoe weeder转锄式除草机rotary air engine旋转式热空气发动机rotary mud screen转筒泥泵筛rotary disc knife圆盘刀rotary flow field旋转流场rotary drum dryer转鼓式干燥器； 回转式干燥器； 通风旋转干燥机rotary power tool旋转电动工具rotary snowplough旋转式扫雪机rotary grab crane旋转式抓斗起重机