“rigid Earth nutation”的概念、定义、翻译、参考文献-科学参考

单词	rigid Earth nutation
释义	rigid Earth nutation Encyclopedia 工学刚体地球章动释 rigid Earth nutation刚体地球章动假设地球为刚体时，瞬时地球自转轴总是缓慢绕平均地球自转轴旋转，形成进动或岁差轨迹，又因受到外部天体引力矩作用，瞬时地球自转轴围绕平衡位置（岁差轨迹）作微小摆动。
随便看	speaking rate Speak Mandarin Campaign SPE Annual Conference Spear Bearer Spearman Spearman Brown formula Spearman-Brown formula Spearman correlation coefficient Spearman rank correlation Spearman rho-metric Spearman's correlation coefficient Spearman's rank correlation coefficient Spear of the Nation Spear with Bronze Handle and Iron Blade of Guo State SPEC SPEC benchmark Specht Specht property special special Abelian function special abelian variety Special Act for Normalization and Limitation of Advanced Placement in Public Education special action special air return lane in mining area Special and Differential Treatment

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