〓紫铜管〓T2紫铜管〓紫铜管〓 南铜
C2680黄铜排,C2600..
〓紫铜管〓T2紫铜管〓紫铜管..
供应C1100紫铜排,T2紫..
供应H62黄铜管,H65黄铜..
供应H62黄铜排,H65黄铜..
方铜棒