uan单词基本解析：

abbr.uric-acid nitrogen 尿酸氮

abbr.uric-acid nitrogen 尿酸氮；

uan变化用词：

uan英英释义：

UANUAN is a solution of urea and ammonium nitrate in water used as a fertilizer. The combination of urea and ammonium nitrate has an extremely low critical relative humidity (18% at 30 °C) and can therefore only be used in liquid fertilizers.

以上来源于:Wikipedia

uan中文词源：

uan用法和例句：

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