“the IAU2009 system of astronomical constants”的概念、定义、翻译、参考文献-科学参考

单词	the IAU2009 system of astronomical constants
释义	the IAU2009 system of astronomical constants Encyclopedia 理学天文常数系统释 the IAU2009 system of astronomical constantsIAU2009天文常数系统国际天文学联合会（IAU）2009 B2决议采纳的天文常数系统，由IAU基本天文学部[注]下属的基本天文学数值标准工作组负责完成。
随便看	maintenance and repair in water conservancy project maintenance and support vehicle maintenance business outsourcing maintenance capacity maintenance center maintenance charge maintenance cost maintenance cost, maintenance charge maintenance decision maintenance degree maintenance dose maintenance economy of aircraft equipment maintenance engineering of aircraft materiel maintenance equipment maintenance facilities for concentrator equipment maintenance factor maintenance for long-life structures maintenance for manufacturing systems maintenance hangar maintenance hook maintenance level of aircraft maintenance line maintenance maintenance building maintenance management of aircraft maintenance management of aircraft materiel

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。