Section 3 studies the directions of the Earths principalaxesofinertia, and Section 4 presents the num.
第三节研究地球主惯性轴方向的确定方法，第四节给出地球主惯性矩、主惯性轴方向和地球扁率的数值结果。
2
The method to calculate principalaxesofinertia by adjoint matrix of eigen matrix is given, examples are presented.
本文给出了用特征矩阵的伴随矩阵求惯量主轴的代数方法，并通过实例作了说明。
3
The proposed controllers can achieve partial synchronization for the angular velocity with respect to the principalaxesofinertia between angular velocity motions of the two rigid bodies discussed.