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

单词	gems identification
释义	gems identification Encyclopedia 理学岩石矿物物相分析释 gems identification珠宝玉石鉴定采用科学的检测方法确定珠宝玉石的种类,优化处理方法,明确天然或人工成因的工作。
随便看	active carbon filter medium active carbon trap active cavity active cavity radiometer active center active center of gravity control active centre active chromosphere active chromosphere binary active chromosphere region active chromosphere star active city center zone active class active clearance control active collision avoidance control active comet active complex active component active components of aquatic products active components of forage extract active compressional basin active cone scanning radar homing guidance active conformation active constraint active continental margin

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。