They are generally made by a reaction between nitric acid and an organic compound.
一般都是由硝酸与一种有机化合物反应生成。
The stuff was like nitric acid.
这玩艺儿象硝酸。
The nitric acid changed the cuticle of his mouth to a yellow color.
硝酸将他口腔里的护膜变成了一种黄颜色。
The decalcifying time could be shortened obviously by microwave at low temperature and nitric acid.
低温微波硝酸快速脱钙技术能显著缩短脱钙时间。
The pickling solution has low pollution with no nitric acid.
酸洗液不含硝酸，环境污染小。
The pickling solution has low pollution with no nitric acid.
酸洗液不含硝酸，环境污染小。
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