Be just nitrous acid because of the inner processing meat products has added a saltpetre , amine in meeting and leben forms sub nitramine , is cancerogen .

因为加工肉制品内添加了硝，也就是亚硝酸，会和酸奶中的胺形成亚硝胺，是致癌物。

The nitramine ethers perform two functions in the smokeless powder composition .

硝胺醚在无烟火药成份中有两种作用。