“新风--主空气”概念、定义、翻译-科学时代

单词	新风--主空气
释义	市政工程词汇手册 primary air 主空气，新风
随便看	layer x switch lay hold of the two extremes and employ the way of the mean lay in laying laying laying cage laying court laying effect laying intensity laying machine laying of cable laying of (pipe) line laying-on firepower laying on of hands laying-on of hands laying-out laying performance laying reel laying-up position laying worker lay length layman layman financial statement lay member lay of cutting

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

primary air