“氡及子体活度计量技术”的概念、定义、翻译、参考文献-科学参考

单词	氡及子体活度计量技术
释义	氡及子体活度计量技术 Encyclopedia 工学氡及子体活度计量技术释 metrology technology for radon nuclides and their decay products氡及子体活度计量技术常温下为气态的222Rn、220Rn核素活度的绝对测量，以及222Rn、220Rn的衰变子体的单位体积活度的绝对测量。
随便看	cross-culture cross-culture design cross-current mark cross curve cross-cut crosscut crosscut of a domain crosscutting concerns crossdeck slope cross diaphragm method cross-difference cross diffusion cross-disperser cross-disperser prism cross-dock operations cross drift crossed crossed automorphism crossed complex crossed-Dragone telescope crossed equivalence crossed extensor reflex crossed-field crossed functor crossed grating

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。