“真空获得技术”的概念、定义、翻译、参考文献-科学参考

单词	真空获得技术
释义	真空获得技术 Encyclopedia 工学真空物理释 production of vacuum真空获得技术通过机械、物理或化学等手段在特定容器中获得真空的专门技术。
随便看	Pontryagin Pontryagin character Pontryagin characteristic class Pontryagin characteristic number Pontryagin class Pontryagin duality Pontryagin duality theorem Pontryagin duality theory Pontryagin invariant Pontryagin-Kuratowski theorem Pontryagin maximum principle Pontryagin multiplication Pontryagin number Pontryagin operation Pontryagin product Pontryagin space Pontryagin square Pontryagin surface Pontryagin theorem Pontryagin van Kampen duality theorem Pontryagin-van Kampen duality theorem Pontypool japanned wares Pontécoulant crater Pood pool boiling

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。