The paper has brought out functions of the reentry trajectory of TBM in case of the predigest model of atmosphere and solved them by the Runge-Kutta method.

• 文中在简化的大气模型下建立TBM的再入段方程,并采用龙格-库塔法来求解,通过仿真,可以看出模型符合仿真需要。