短語詞組短語pure copper starting sheet 純銅始極片Copper anode sheet 銅陽極板copper r sheet 薄紫銅板copper starting sheet 銅始極片copper roofing sheet 銅皮層麪板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