“Tea and horse policy”的概念、定义、翻译、参考文献-科学参考

单词	Tea and horse policy
释义	Tea and horse policy 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	Principle of uniformity of temperature difference field principle of uninterrupted trial principle of unity and sequentiality of educational influence principle of unity of knowledge and practice principle of universal suffrage principle of using native language principle of utmost good faith Principle of Valuable Idea Principle of Vectoring principle of velocity potential superposition principle of virtual displacement principle of virtual displacements principle of virtual force principle of virtual velocities principle of virtual work principle of virtual work, virtual work principle principle of wavelength modulation measurement principle of weak correlation principle of weak induction principle of work and energy principle of working within one's capability principle of Zernike phase contrast principle on archives science principle plane principle plane of crystal

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。