The important properties and uses of manganous nitrate is introduced in this paper.
简单介绍了硝酸锰的重要用途和性质。
A silver salt, especially silver nitrate, used to sensitize paper.
银盐，硝酸银：一种银酸盐，尤指硝酸银，用于使纸感光。
This paper puts forward some agricultural measures to decrease nitrate in vegetables.
本文提出了降低蔬菜硝酸盐含量的若干农业措施。
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