The results show that on the current accuracy level of the accelerometer calibration, the accuracy of the EGM by LS is not sufficient to reflect the time variability of the EGM as the dynamical method has revealed.

• 结果表明，在现有加速度计校准水平下，能量法恢复重力场模型难以达到动力法的精度，用于时变研究尚存在一定的困难。