V2EX astrodynamics

ASTRODYNAMICS

定义 Definition

astrodynamics航天动力学 / 天体动力学(偏航天领域),研究航天器在引力等力场作用下的运动规律与轨道设计,包括轨道力学、轨道转移、姿态与轨道控制等。(更广义相关领域有 celestial mechanics 天体力学。)

发音 Pronunciation (IPA)

/s.tro.danm.ks/

例句 Examples

Astrodynamics helps engineers plan satellite orbits.
航天动力学帮助工程师规划卫星轨道。

Using astrodynamics and precise tracking data, the team designed a low-fuel transfer to a lunar orbit while meeting strict timing constraints.
借助航天动力学与精确的跟踪数据,团队在满足严格时间约束的同时,设计了一条低燃料消耗的月球轨道转移方案。

词源 Etymology

由 **astro-**(“星、太空”,源自希腊语 astron “星”)+ dynamics(“动力学”,源自希腊语 dynamis “力量”)构成,字面意思是“关于太空中运动与力的动力学”。该词常用于航天工程语境,强调航天器轨道与飞行任务设计。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Fundamentals of Astrodynamics(Bate, Mueller, White):经典教材,系统讲解轨道与转移计算。
  • An Introduction to the Mathematics and Methods of Astrodynamics(Richard H. Battin):以数学方法深入介绍航天动力学。
  • Orbital Mechanics for Engineering Students(Howard D. Curtis):工程导向的轨道力学教材,涵盖大量航天动力学应用。
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