nitrate explosive
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氨是其它氮化合物(尤其是硝酸盐和亚硝酸盐)的起始物质，这些化合物主要用于农业肥料和炸药。
Industrially, ammonia is the starting material for most other nitrogen compounds (especially nitrates and nitrites), whose main USES are in agricultural fertilizers and explosives.
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