| 1. | Celestial mechanics enables astronomers to calculate the positions of the planets at any time in the post or future and to predict the movements of comets . 天体力学使文学家能计算出行星在过去或将来任何时候的位置,并能预报彗星的运行位置。 |
| 2. | A body subjected to gravitational attraction by the earth and orbiting the latter according to the law of celestial mechanics must be termed a "celestial body" . 一个受到地球引力吸引,并按照天体力学定律环绕地球运转的物体必须叫做“天体”。 |
| 3. | Astrometry and celestial mechanics 天体测量与天体力学 |
| 4. | An exhibit on celestial mechanics demonstrates the laws governing planetary motion 其中一座有关天体力学的展品,会示范支配行星运动的定律。 |
| 5. | Linear and nonlinear oscillations , relaxation . phase plane methods and multiple scales . application to celestial mechanics and mechanical vibrations 线性及非线性振动,松弛。相平面方法和多重衡量。天体力学和力学振动的应用。 |
| 6. | A body subjected to gravitational attraction by the earth and orbiting the latter according to the law of celestial mechanics must be termed a " celestial body " 一个受到地球引力吸引,并按照天体力学定律环绕地球运转的物体必须叫做“天体” 。 |
| 7. | In order to calculate the orbit of the satellite , we established satellite movement model based on celestial mechanics and spaceflight dynamics 为满足卫星轨道递推计算需要,根据天体力学、航天动力学理论,建立起二体条件下的卫星轨道动力学模型。 |
| 8. | 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 摘要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。 |
| 9. | In fact , professor yi zhaohua of the nanjing university , while discussing the gravitational field of solar system in his book " basis of celestial mechanics " , has pointed out that it was not a surprise to have planets beyond pluto 事实上,我国南京大学著名天体力学家易照华教授在他的著作天体力学基础中论述太阳系引力场范围时,已经指出在冥王星以外出现行星是很自然的事。 |
| 10. | This paper studies the perturbation action of celestial bodies ' movement on the earth from the view of celestial mechanics , and furthermore analyzes the effect of celestial bodies ' movement on the natural slope stability due to phosphorus ore mining in mountainous areas 摘要针对宜昌磷矿高陡山区地下开采对上部山体稳定性影响,从天体力学的角度探讨天体运动对地球的摄动作用,并分析月球运动的引力对山区磷矿自然坡失稳的影响。 |