“packing box seal”的概念、定义、翻译、参考文献-科学参考

单词	packing box seal
释义	packing box seal Encyclopedia 工学往复密封释 packing box seal填料密封通过填料阻塞泄漏通路实现往复或旋转相对运动界面的密封。又称压紧填料密封。
随便看	cyclic stress cyclic subclass cyclic subgroup cyclic sub module cyclic sub-module cyclic subspace cyclic succession cyclic sum cyclic surface cyclic surgery theorem cyclic symmetry cyclic system cyclic tag system cyclic theory cyclic tower cyclic transformation cyclic transformation group cyclic transition cyclic triple cyclic unitary representation cyclic universe cyclic universe model cyclic variable cyclic variable star cyclic vector

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。