“annual variation of polar motion”的概念、定义、翻译、参考文献-科学参考

单词	annual variation of polar motion
释义	annual variation of polar motion Encyclopedia 工学刘维尔方程释 annual variation of polar motion极移周年变化受到地球表面周年性的迁移和运动的影响，地球自转轴方向所产生的周年性的准周期变化。
随便看	mechanical oil recovery safety mechanical origin type of fracture mechanical oscillation mechanical parameter measurement mechanical parking equipment mechanical parts design mechanical perturbation mechanical postage meter mechanical press mechanical pressure gauge carrier mechanical product design mechanical properties mechanical properties of biological soft tissue mechanical properties of biomacromolecules mechanical properties of ceramics mechanical properties of civil engineering materials mechanical properties of deep rockmass mechanical properties of discontinuity mechanical properties of DNA mechanical properties of extracellular matrix mechanical properties of extracellular matrix, ECM mechanical properties of materials mechanical properties of materials after fire mechanical properties of materials at elevated temperatures mechanical properties of polymer materials

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