“AA级”概念、定义、翻译-科学时代

单词	AA级
释义	经济学词汇手册 Double A AA级
随便看	dual radiation action theory dual representation dual revolution dual-ring topology dual role dual role dual role shot dual-rotor helicopter dual scaling dual semi-group dual signature dual simplex method dual simplex method dual society dual solution dual space dual space dual space dual spin attitude control system dual spin stabilization dual-stack system dual staining dual stimulant theory dual strainer storm system dual structure

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

Double A