“evaluation criteria of air cleanliness”的概念、定义、翻译、参考文献-科学参考

单词	evaluation criteria of air cleanliness
释义	evaluation criteria of air cleanliness Encyclopedia 工学洁净环境检测释 evaluation criteria of air cleanliness洁净度评定标准为规范洁净室的洁净度等级，各国和地区所制定的检测要求和标准。一直以来，各国都采用美国联邦标准给出的洁净室洁净度评定标准。
随便看	hydro-geothermal resources exploration hydroglider hydrogoethite hydrographical regionalization hydrographic control point hydrographic database hydrographic maps hydrographic net representation hydrographic remote sensing hydrographic survey hydrographic survey and chart drawing hydrographic survey equipment hydrographic survey in ancient China hydrographic surveying and charting equipment hydrographic survey ship hydrography hydrography and cartography hydrohematite hydroinformatics hydroiodination hydroisopleth hydro-junction hydrokinetics hydrolase hydrolase; hydrolytic enzyme

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。