“习用天球参考系”的概念、定义、翻译、参考文献-科学参考

单词	习用天球参考系
释义	习用天球参考系 Astronomy 全称：conventional celestial reference system。缩写：CCRS习用天球参考系
随便看	nebulization efficiency nebulizer nebulizers nebulizer therapy nebulosity nebulous bridge nebulous cluster nebulous envelope nebulous object nebulous patch nebulous ring NEC necator americanus necessary necessary and sufficient condition necessary and sufficient statistic necessary and sufficient σ-field necessary condition necessary condition for optimality necessary heirship necessary labor under the socialist system necessary labour and surplus labour necessary nutrients necessary observation necessary product and surplus product

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。