“columbium”的概念、定义、翻译、参考文献-科学参考

单词	columbium
释义	columbium Chemistry A former name for the element niobium.
随便看	secondary standard secondary structure secondary thickening secondary voltage secondary wave secondary winding secondary X-rays second-best second breakdown second contact second convoluted tubule second-degree price discrimination second derivative second derivative test second difference Second Front second fundamental form second generation second-generation biofuel second-generation Web site second home second law of thermodynamics second-level domain Second Life second messenger

科学参考收录了60776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。