“Spring and Autumn Period”的概念、定义、翻译、参考文献-科学参考

单词	Spring and Autumn Period
释义	Spring and Autumn Period Encyclopedia 历史学春秋释 Spring and Autumn Period春秋公元前770年周平王东迁洛邑到前477年（一说478年）周敬王卒的中国历史时期。因为鲁史《春秋》基本记录了这一时期的历史而得名。
随便看	laser fragmentation laser frequency laser frequency comb laser frequency conversion materials laser frequency stability laser frequency stabilization laser frequency stabilization technology laser frequency stablization principle laser frequency stablization technology laser frequency standard laser fused laser fusion laser fusion reaction laser gain laser gain medium laser geodimeter Laser Geodynamic Satellite LAser GEOdynamics Satellite laser glass laser glazing method lasergraph laser guidance laser guided adaptive optics laser guided atom laser guide of vertical shaft

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。