短語詞組短語spot -corrosion 點蝕spot form corrosion 斑狀腐蝕hot spot corrosion 點腐蝕;熱點腐蝕Spot Corrosion Hole 點蝕孔洞spot corrosion pit 點蝕坑MONK spot corrosion 點腐蝕corrosion spot 腐蝕點;腐蝕斑點 返回 spot corrosion