“茶马事例”的概念、定义、翻译、参考文献-科学参考

单词	茶马事例
释义	茶马事例 Encyclopedia 历史学制度、机构与职官释 Tea and horse policy茶马事例中国清代政府向茶叶生产者征收实物，用以与西北、西南各少数民族交换马匹的一项政策。
随便看	random spectral measure random sphere packing random start symmetric equidistant sampling random start systematic sampling random structure random subset random sum random surface random tableau Random Talk on Calligraphy and Painting Random Talks in the Tree Shade random telegraph signal random tensor field random test random test generation Random Thoughts random time random time change random tournament random trajectory random tree random trial random truncated test random variable random variate

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。