The central idea behind a Space Elevator involves lowering a cable — perhaps constructed from asteroid material — from geostationary Earth orbit to the surface of the Earth.
太空升降机背后的核心理念包括降下一根电缆——也许是由小行星材料制成的，——从对地静止轨道到地球表面。
Based on the orbit equation of particle motion in central force field, the stable property and close property of orbit were discussed.
在中心势场中粒子运动轨道方程的基础上，进一步讨论粒子轨道的闭合性、稳定性。
Mucormycosis is a kind of lethal infection caused by any fungus in the order Mucorales. It often involves the central nervous system, lungs, gastrointestinal tract, skin, orbit and paranasal sinuses.
毛霉病是一种致死性真菌感染，是由毛霉目中的致病真菌感染所致，常侵犯中枢神经系统、肺、胃肠道、皮肤、眼眶和鼻窦等部位。
This journal entry was recovered from the remains of the Deep Horizon after its orbit deteriorated and it came to rest in the central United States.
这本期刊条目被收回从深水地平线它的轨道后，仍然恶化，它来休息，在美国中部。
This journal entry was recovered from the remains of the Deep Horizon after its orbit deteriorated and it came to rest in the central United States.
这本期刊条目被收回从深水地平线它的轨道后，仍然恶化，它来休息，在美国中部。
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