sulfid

When metal-bearing solution moved along deep faults to cavities or frac tures, the metal cations reated with pyrite and organic matter and precipitated as sulfid...

在构造减压带中，铅锌配合物交代地层中黄铁矿或被有机质还原而沉淀富。

In the environment of oil refining plant, corrosion is caused mainly by sulfid and acidity medium.

炼油厂装置腐主要是原油中物和酸性介质所产生。