optical nutation

• 光学章动

optical nutation的用法和样例：

例句

1. A parameter design method of nutation cross-feedback control is investigated.
   研究了章动交叉反馈校正的参数设计方法。
2. Our model of the non-rigid Earth nutation and related works are introduced, and the trend and the prior research fields of this research work are also discussed.
   重点介绍了包含海洋和大气的非刚体地球章动模型和有关研究工作，并对将来的发展方向作了讨论。