UAN

abbr.

uric-acid nitrogen 尿酸氮；

英英释义

UAN

• UAN 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

权威例句

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