允许旋转 allow spinning

允许旋转速度 allowable rotational

允许旋转度 Allowable Rotation

许书旋 Shu-Shyuan Hsu

自旋容许跃迁 [物化] spin-allowed transition

自旋允许电子跃迁 spin-allowed electronic transition

允许的自动旋转朝向 allowed orientations for auto rotation

允许任意旋转 allow random ratation