“tea and horse trade”的概念、定义、翻译、参考文献-科学参考

单词	tea and horse trade
释义	tea and horse trade Encyclopedia 农学林业经济史释 tea and horse trade茶马互市中国古代西部和北部从事畜牧业经济的少数民族，用马匹等牲畜和畜产品，与内地换取茶叶、布匹、铁器等生产、生活必需品的比较集中的大规模集市性贸易活动。始于唐代，盛于宋、明、清，长达千余年。
随便看	automatic control system for fire protection automatic control systems automatic control technology of blast furnace ironmaking automatic control theory automatic counting automatic cut-off valve automatic data extractor and plotting table automatic data processing automatic demagnetization automatic dependent surveillance automatic dependent surveillance broadcast automatic detective of steel plate surface defect automatic differentiation automatic dimensioning automatic dissolved oxygen measuring instrument based on fluorescence automatic dividing switch automatic doffing devices automatic drawing-in machine automatic drilling and riveting system automatic drilling system automatic electrochemiluminescence immunoassay analyzer automatic error correction Automatic Exposure Lock automatic extraction of events automatic extraction of names

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