“放射性标准物质”的概念、定义、翻译、参考文献-科学参考

单词	放射性标准物质
释义	放射性标准物质 Encyclopedia 工学放射性标准物质释 radioactive reference materials放射性标准物质已确定放射性活度及相关量值，用于校准活度计量器具，进行包括放射性活度、剂量、射线能量等量值传递的放射性核素物质。是标准物质中的一类。
随便看	grand average Grand Bahama Island Grand Bassam Grand Bell Awards Grand Canal Grand Canal Forest Park in Beijing Grand Canal heritage protection and management master plan grand canal of Yuan,ming and qing dynasties grand canonical distribution grand canonical ensemble grand canonical partition function Grand Canyon National Park Grand Chinese Dictionary grand coalition Grand Coulee Hydropower Station granddaughter nuclide grand defender eunuch grand design grand design spiral Grand Dictionary of Chinese Characters Grand Dictionary of Chinese Medicine Grand Dictionary of Chinese Pharmacy Grand Duchy of Lithuania Grand Duke Jean Museum of Modern Art Grande Carajas Program

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。