“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	risk assessment of enhancement and releasing in fishery risk assessment of environmental health risk assessment of geological hazards risk assessment of potential losses caused by invasive species risk assessment of social stability for urban rail transit risk assessment of soil pollution risk assessment of space radiation Risk Assessment Procedures risk assessment services risk assets risk attitude risk averse risk aversion risk avoidance of resource development risk based inspection risk based inspection for mechanical system risk based supervision/managenment risk behavior risk capital risk characterization risk classification risk communication risk communication of biological invasion risk communication on biosafety risk composite rating

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。