短語(yǔ)詞組短語(yǔ)pure copper starting sheet 純銅始極片Copper anode sheet 銅陽(yáng)極板copper r sheet 薄紫銅板copper starting sheet 銅始極片copper roofing sheet 銅皮層面板copper plate sheet copper 紫銅板copper sheet corrosion 銅片腐蝕annealed copper sheet 鍛銅片electro -copper sheet 電解薄銅板 返回 copper sheet