n-bodyCOCA²⁸⁰¹³⁶⁺⁵BNC²³⁶²¹³⁺¹ 基本例句 🌏多体；作用在行星形成中的影响；多体问题 A symplectic integrator is viewed as promise of being a valuable tool in the numerical exploration of planetary and satellite n-body systems in the solar system dynamics. 在太阳系动力学中，辛积分器已成为研究哈密顿系统的长期定性演化的最佳工具。 dictall