字词 | 铵 |
释义 | ㄢˇ铵根,化学中一种阳性复根,以NH 表示,在化合物中的地位相当于金属离子,如化肥硫铵和碳酸铵的分子中,都含有它 ammonium, ammonium radical, a positive compound radical; symbol NH , which serves as a metallic ion among chemical compounds. For example, the molecules of chemical fertilizers of thiamine and ammonium carbonate both contain it |
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