“clean class”的概念、定义、翻译、参考文献-科学参考

单词	clean class
释义	clean class Encyclopedia 医学洁净度释 clean class洁净度洁净环境内单位体积空气中含大于或等于某一粒径悬浮粒子的统计数量来区分的洁净程度。
随便看	navigational GNSS receiver navigational instruments navigational lighting aid station navigational lighting aid system navigational object navigational planet navigational satellite navigational sports navigational star navigational star number navigational time scale navigational triangle navigation and positioning navigation and positioning on the sea navigation and search on complex network navigation aqueduct navigation brain system navigation by earth reference navigation by map-matching navigation by space reference navigation channel of Xijiang River navigation clock navigation constellation navigation coordinate system navigation delay calibration

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。