短语词组短语refractory zinc oxide ore 难选氧化锌矿石lead zinc mix ore 铅锌混合精矿lead zinc oxide ore 氧化铅锌矿zinc oxide ore 氧化锌矿;氧化锌矿石Zinc concentrate ore 锌精矿zinc refined ore 锌精矿ferruginous zinc oxide ore 含铁氧化锌矿zinc sulfide ore 硫化锌矿 返回 zinc ore