硫铁矿焙烧制酸改锌精矿焙烧的余热锅炉改造

硫铁矿焙烧制酸改锌精矿焙烧的余热锅炉改造的英文翻译

基本释义

• Reconsturction of waste heat boiler for a changa from pyrite roasting making acid to zinc concentrate roasting