carbamic acid

1. Carbamic acid is formed in reaction ( 1) and this picks up another molecule of ammonia to give ammonium carbamate.
   氨基甲酸按反应（1）生成，它结合另一分子氨生成氨基甲酸铵。
2. A salt of carbamic acid that is used as a nitrogen fertilizer.
   氨基甲酸的一种盐，用作氮肥。
3. Owing to a great quantity of chemical insecticide been used for a long time, Spodoptera litura has resistance to organochlorine pesticide, organophosphorus pesticide, carbamic acid ester pesticide, pyrethroid insecticides.
   由于长期大量的化学药剂的使用，斜纹夜蛾对有机氯、有机磷及氨基甲酸酯、拟除虫菊酯等多类杀虫剂产生了不同程度的抗药性。

noun

1. an acid that is known only by virtue of its salts (as ammonium carbamate) or its esters (as urethane)