六类网线_国标纯铜六类网线 UTP-... MHYV|天津市电缆总厂第一分厂

p1Src=//y2.yzimgs.com/uploads/175499/20181118-11337388.jpg?watermark/2/text/TUhZVnzlpKnmtKXluILnlLXnvIbmgLvljoLnrKzkuIDliIbljoI=/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast"

aa