关注微信公众号查券更方便
C18145C18150铜管C18200C18400铜棒C18600C18610C18620铜带
C18145 C18150铜管C18200 C18400铜棒C18600 C18610 C18620铜带
C18135铬锆铜C18140 C18430铜板C18145铜棒料C18150进口铜合金板
C18143铬铜板C18145铜材C18150高强度铜合金C18200圆棒C18400薄板
铜棒C18143 C18145铜带C18150 C18200铜合金C18400铜材
东莞现货C18135铜合金C18140 C18430纯铜C18145 C18150高弹性耐磨
