“茶马政策”的概念、定义、翻译、参考文献-科学参考

单词	茶马政策
释义	茶马政策 Encyclopedia 农学茶政释 tea and horse trade policy茶马政策中国唐代以来各朝制定推行的以茶和其他货币与边疆少数民族易马的政策。
随便看	signal/noise ratio signal orthogonal transform signal output signal parameter estimation signal parameter measurement signal peptidase signal peptide signal peptide; leader peptide signal peptide prediction signal phase spectrum signal power spectrum estimation signal process signal processing signal-processing antenna signal recognition particle signal reconstruction signal resolution signal scaffold protein signal screen signal sequence signal's gaussian characteristics signals of agrometeorological disaster prewarning signal source signal space signal statistics analysis

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