“地球近周日自由摆动”的概念、定义、翻译、参考文献-科学参考

单词	地球近周日自由摆动
释义	地球近周日自由摆动 Encyclopedia 工学动力大地测量学释 nearly diurnal free wobble地球近周日自由摆动由地核（或液核）自转轴与地幔自转轴不重合引起的自东向西的地极自由运动。又称自由核章动（FCN）、逆向自由核章动（RFCN）。是地球自转本征模之一。
随便看	signature of a logical language signature of a manifold signature of a matrix signature of an algebraic system signature of an irreducible representation signature of a permutation signature of a pseudo-Euclidean space signature of a quadratic form signature of Wely reflection signature operator signature verification sign convention sign-definiteness sign dictionary SIGNE 3 signed signed content signed deviation signed directed graph signed directed graph method signed distance signed graph signed measure signed measure space signed-minor

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。