rotational structure 旋转结构

rotational fine structure 转动精细结构 ; 旋转微细结构

non-rotational shear structure system 直扭构造体系

rotational energy structure 转动能级结构

rotational structure system 旋转构造体系

rotational band-structure 转动带结构

rotational-axle structure 转轴机构

rotational structure of molecules 分子的转动结构

rotational symmetry structure 旋转对称结构