rotary cup旋转喷注室rotaryadj.旋转的n.旋转式机器；环形交叉路rotary displacement compressor旋转型容积式压汽机,回转排量式压气机rotary drill for shaft sinking凿竖井用回式钻机Rotary Hydraulic Arrestor Gearrotary engine combustion cycle转子发动机工作循环Rotary transplanting mechanism旋转式分插机构rotary intaglio printing press凹印转轮印刷机rotary-scanning spectroscope旋转扫描分光镜rotary steering drilling motor旋转导向钻井马达rotary wash-boring equipment旋转式水冲钻孔设备rotary pump with liquid piston液环泵