“primary standard of exposure”的概念、定义、翻译、参考文献-科学参考

单词	primary standard of exposure
释义	primary standard of exposure Encyclopedia 工学照射量基准释 primary standard of exposure照射量基准复现X射线（5～300千伏）和γ射线（137Cs, 60Co）照射量量值，用于标准和工作级计量器具的量值传递。
随便看	sports power sports press spokesman sports professionalism sports propaganda Sports Psychology Sports Psychology Branch of China Sport Science Society sports public relations sports rehabilitation equipment Sports Research sports science methodology sports social control Sports social group sports social mobility sports social organization sports social problems sports social stratification sports sociology sports specialty student Sports sprit sports stamps sports statistics sports system sports system reform sports testing equipment sports theme TV play

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。