采用硫化铵溶液为浸提剂能有效地提取矿渣中的硫磺。
It was found that ammonium sulfite can be used as a digesting agent which can extract sulfur efficiently from the leach residue.
采用硫化铵溶液进行防腐试验。结果表明， 重铬酸钾加硝酸或冰醋酸的处理方法有很好的抗腐蚀效果。
The results show that the potassium bichromate plus nitric acid or glacial acetic acid has the best anti-corrosion effect.
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