“放射性标准”的概念、定义、翻译、参考文献-科学参考

单词	放射性标准
释义	放射性标准 Encyclopedia 理学原子核释 radioactive standard放射性标准经过精确测定、比对、公认的，可作为放射性活度计量标准的放射性物质或制品。放射性标准以单位时间内发生的核衰变数来计量，单位为贝可（Bq）。 Chemistry ＞放射化学与辐射化学＞基础放射化学＞释义 radioactive standard放射性标准
随便看	single-gene disorder, monogenic disorder single gimbal control moment gyro single group design single head type of organization single-heterolaser single heterostructure single-hole charge single-hole sonic logging meter single-hook winding single-hump mapping single-image photogrammetry single inclusion problem single index element single-index model single index regression model single-index regression model single inheritance single-injection pressurization single in-line memory module single in-line memory module, SIMM single in-line package single in-line package, SIP single input single output system single-input single-out-put system single-input single-output system

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。