“精密星历服务”的概念、定义、翻译、参考文献-科学参考

单词	精密星历服务
释义	精密星历服务 Encyclopedia 工学GNSS精密定位释 precise ephemeris service精密星历服务利用卫星系统地面控制站或地面跟踪站观测数据，按照一定的数学方法计算的卫星星历，对外提供精密定位服务。
随便看	public security command relationship public security command studies public security committee Public Security Committee of Paris Commune Public Security Consolidation Movement Public Security Counter Riot Team Public Security Early-warning Technology Public Security Educational Training Network College public security emergency command communication public security emergency communication technology public security emergency support public security equipment guarantee public security establishment public security intelligence public security intelligence analysis public security intelligence assessment public security intelligence collection public security intelligence consciousness public security intelligence cooperation public security intelligence failure public security intelligence management public security intelligence product public security intelligence requirement public security intelligence safety public security intelligence service

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。