短語(yǔ)詞組短語(yǔ)copper ore concentrate market 銅精礦市場(chǎng)copper sulfide concentrate 銅精礦copper zinc concentrate 銅鋅混合精礦COPPER SULPHIDE CONCENTRATE 銅精礦copper sulphur concentrate 銅精礦copper ore concentrate 銅精礦Copper slag concentrate 銅渣精礦bearing -copper gold concentrate 含銅金精礦high -arsenic copper sulfide concentrate 高砷銅精礦 返回 copper concentrate