“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	total reflection X-ray fluorescence analysis (TRXF) total reflection X-ray fluorescence spectrometer total reflection X-ray fluorescence (TRXF) total regression total regression coefficient total relation total relaxation total response total reward total ring of fractions total rotation total run-off total run-out measurement total savings total scattering total scattering cross section Total Score of Revolutionary Modern Peking Opera total semi-additivity total sequence total set total size under construction total sky brightness total-sky imager total social demand total social supply

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。