“Tributary trade”的概念、定义、翻译、参考文献-科学参考

单词	Tributary trade
释义	Tributary trade Encyclopedia 历史学国际关系史释 Tributary trade勘合贸易中国明朝时期的对外贸易制度。因采用“勘合符”作为贸易许可证而得名。又称贡舶（赐）贸易。
随便看	cogeneration system of biomass gas,carbon,electric and fertilizer cogenerator cogeodesic hypersurface cogging cognate cognate graph cognate sequent cognition cognition of administrative conscience cognition ontology cognitive abilities test cognitive ability cognitive-affective system model cognitive agent cognitive aging cognitive anthropology cognitive anxiety cognitive apprenticeship cognitive approach of psychology cognitive assessment cognitive-behavioral cognitive behavioral therapy for offender cognitive behavior theory cognitive behavior therapy cognitive bias in decision-making

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。