?解回收?;?解回收金;?解回收?;?脂吸附?回收;氰化?金?制?;退???解回收?;退???解回收?;?解回收?等??。
The translation of your text would be:
Electrolytic silver recovery
Electrolytic gold recovery
Electrolytic tin recovery
Resin adsorption palladium recovery
Cyanide gold potassium preparation
Electrolytic silver recovery from silver stripping
Electrolytic tin recovery from tin stripping
Electrolytic copper recovery equipment, etc.