The optimality condition for the trajectory optimization problem was analyzed according to optimality theory. 根据最优性原理确定了最优滑翔弹道问题的最优性条件。
A novel relative dynamics equation of the elastic rotation shaft possessed twain side is built in the nonrelativistic theory in this paper. 在非相对论性原理下建立了二端面弹性转轴的动力学方程。