“patent maintenance fee”的概念、定义、翻译、参考文献-科学参考

单词	patent maintenance fee
释义	patent maintenance fee Encyclopedia 法学专利战略释 patent maintenance fee专利维持费专利权人为了维护其专利权的有效性依法向国家行政部门缴纳的规费。又称专利年费。
随便看	isotope geochemistry isotope geology isotope geothermometer isotope hydro1ogy isotope hydrogeology isotope hydrology isotope hydrology technology isotope labeled method isotope labeling isotope labelling isotope latitude effect isotope mass spectrometer isotope mass spectrometry isotope-mass spectrometry for pharmaceutical analysis isotope mineralogy isotope neutron source isotope peak isotope reservoir effect isotope salt effect isotope scrambling isotope separation isotope separation cascade theory isotope separation, nuclear separation isotope separation of lithium isotope separator

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。