请用硫酸处理这种材料。
是用硫酸处理油品，可除去某些含硫化合物、含氮化合物和胶质。
Use sulphur acid treatment oil, but divided by some includes the sulphur compound, includes the nitrogen compound and colloid.
介绍了用热的浓硫酸处理废硬质合金，回收金属钴和碳化钨的方法。
This article reports on a method of retrieving cobalt metal and tungsten carbide from hard alloy scrap by the sulphate method.
应用推荐