rotationaladj.回转的;轮流的
rotationn.旋转;循环
Rotational Cutting回转切削
rotational tillage轮耕
rotational entropy转动熵
rotation canceling实时消旋
rotational nucleus转动核
rotation measuring转动测量
rotational of beam射线转动
rotational barrier[化] 转动势垒
rotation formation轮转阵形
rotation j unction旋转关节