“极限真空”概念、定义、翻译-科学时代

单词	极限真空
释义	电子通信与自动控制技术词汇手册 ultimate vacuum 极限真空
随便看	working life table working load working load working loop working loss working lunch workingman working mean working medium working medium of wind tunnel working memory working memory working memory working mother working mother working ocular working of lodes working on the plot working origin working out working paper working paper working partner working party working party

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。

ultimate vacuum