“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	semi-Fredholm operator semi-free semi-free group action semi-function semi-functional graph semigamy semi-geodesic semi-geodesic coordinate semi-geodesic coordinate system semi-global semigloss semigroup semi group algebra semi-group algebra semigroup algebra semigroup bialgebra semigroup character semigroup element semigroup method for partial differential equations semigroup morphism semigroup of an automaton semigroup of class C0 semigroup of contraction operators semigroup of endomorphisms semigroup of finite breadth

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。