“deep space datum”的概念、定义、翻译、参考文献-科学参考

单词	deep space datum
释义	deep space datum Encyclopedia 工学行星大地测量学释 deep space datum深空基准用于开展深空探测的各种模型、资料和协议的集合。主体内容包括国际天球参考架（ICRF）、国际地球参考框架（ITRF）、地球定向参数（EOP）等。
随便看	natural dye natural economy natural ecosystem natural electric field effect of oil and gas reservoir natural embedding natural endowment natural enemy of rodent natural energy natural enumeration natural environment space design natural epidemic focus natural epimorphism natural equation natural equivalence natural erosion natural exponent natural extension natural fade document natural family planning natural fermentation natural fertility natural fiber natural fiber reinforcements natural field electrical methods natural filter

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。