lead ore residue的意思|示意
美 / /
英 / /
铅矿渣
lead ore residue的网络常见释义
铅矿尾矿 ... 铅矿石精矿 Lead Ore Concentrate 铅矿尾矿 Lead Ore Residue 铅锌煅砂（混合） Lead and Zinc Calcines (Mixed) ...