“gem identification”的概念、定义、翻译、参考文献-科学参考

单词	gem identification
释义	gem identification Encyclopedia 工学矿物加工技术释 gem identification宝石鉴定通过常规鉴定方法、现代测试技术和特殊鉴定方法，确定宝石的品种并给出准确定名的过程。
随便看	Ponte di Rialto Pontiac Silverdome Pontiac’s War Pontifex Maximus Pontifical Academy of Sciences Pontifical Academy of Social Sciences Pontifical Catholic University of Ecuador pontine arteries pontine cistern pontine raphe pontocerebellar trigone Ponton pontoon pontophile Pontrjagin class Pontryagin Pontryagin character Pontryagin characteristic class Pontryagin characteristic number Pontryagin class Pontryagin duality Pontryagin duality theorem Pontryagin duality theory Pontryagin invariant Pontryagin-Kuratowski theorem

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。