“ephemeris astronomy”的概念、定义、翻译、参考文献-科学参考

单词	ephemeris astronomy
释义	ephemeris astronomy Encyclopedia 理学历书天文学释 ephemeris astronomy历书天文学天体力学的一个分支学科。主要学科任务是建立天体运动理论和开展天文历书服务。
随便看	ecocity/ecologicalcity/ecopolis/ecoville/ecovillage ecocline eco-community eco-concrete bank for water purification eco-construction of urban human settlement eco-contexts in complex ecosystem Ecocriticism ecocriticism eco-culture eco-cybernetics of complex ecosystem eco-design ecodesign eco-dredging eco-dynamics of complex ecosystem eco-economic groups of grassland plants eco-efficiency eco-engineering of artificial reefs eco-engineering of fish passage eco-environmental disaster eco-environmental quality assessment eco-environment big data eco-environment map eco-environment protection textile design eco-epidemiology eco-ethics

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