rotary jet旋转喷射器rotaryadj.旋转的n.旋转式机器；环形交叉路rotary roughening旋转粗糙法rotary power unit回转执行机构rotary disk valve转阀rotary smokehouse旋转式熏房rotary valve seat回转阀座rotary anemometer旋转式风速计rotary resistance转动阻力rotary compressor回转式压缩机,旋转压气机rotary hunt group旋转式寻线组rotary vane meter叶轮式水表