“air changes”的概念、定义、翻译、参考文献-科学参考

单词	air changes
释义	air changes [`er ´chānj·ǝz] ^{CIVIL ENGINEERING} A measure of the volume of air supplied to or exhausted from a building or room; expressed as the ratio of the volume of air exchanged to the volume of the building or room.
随便看	Hofmann mustard-oil reaction operator theory operator training operator utilization operculum operon operon network Ophelia Opheliidae Ophiacodonta ophicalcite Ophidiidae ophidiophobia Ophiocanopidae Ophiocistioidea Ophioglossales Ophioglossidae ophiolite ophiolitic eclogite Ophiomyxidae Ophiomyxina ophiopluteus ophite ophitic Ophiurida

科学参考收录了103327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。