“勘合贸易”的概念、定义、翻译、参考文献-科学参考

单词	勘合贸易
释义	勘合贸易 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	algebra situs algebra solution of the harmonic oscillator algebra with associative powers algebra with identity algebra with involution algebra with operators algebra with ploynomial identities algebra with polynomial identities algebrist algebroid algebroidal function algebroid function algebroid singularity Algeciras Conference Algedi Algedi Prima Algedi Secunda Algenib Algenubi Alger Algeria Algeria-America Treaty of Peace Algeria-France Agreement Algeria-France Treaty of Peace and Commerce Algeria-Italy Gas Transmission Pipeline

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。