The sulphuration coating was formed mainly by a chemical conversion, not only by a diffusion process.
硫化层主要通过化学反应和原子扩散过程而形成。
2
The reasonable solution of the order of floatation, the sulphuration of mineral oxide and the bad influence of slime result in a better ore dressing.
由于合理地解决了浮选顺序、氧化矿的硫化及矿泥的不良影响，分选效果较好。
3
A novel technology of separating indium and tin from sulphuric acid leach solution of ITO waste target by sulphuration precipitation has been developed.