So, I want to tell you a bit about Kepler's second law of celestial mechanics.
因此我想告诉你们，一些关于开普勒第二定律的知识。
The secular influence of solar mass-loss on the orbital elements of meteor steams is examined by using the method of celestial mechanics of variable mass in this paper.
将作者在变质量天体力学所得理论结果应用于太阳质量损失对流星群轨道根数变化的长期效应上。
This includes instruction in statics. kinetics. dynamics. kinematics. celestial mechanics. stress and failure. and electromagnetism.
主要课程包括：静力学，动力学，动力学系统，天体力学，压力和故障，电磁学。
Students will complete courses in: celestial mechanics. cosmology. stellar physics. galactic evolution. quasars. stellar distribution and motion. and interstellar medium among possible others.
课程：天体力学，宇宙学，恒星物理学，星系演化，类星体，恒星的分布和运动，星际介质。
Application to celestial mechanics and mechanical vibrations.
天体力学和力学振动的应用。
The influence of the variation of solar mass on the orbital elements of Asteroids is studied by using the method of Celestial Mechanics with variable mass.
利用变质量天体力学方法研究了太阳质量变化对小行星轨道根数的影响。
The influence of the variation of solar mass on the orbital elements of Asteroids is studied by using the method of Celestial Mechanics with variable mass.
利用变质量天体力学方法研究了太阳质量变化对小行星轨道根数的影响。
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