五类网线国标线 五类网线国标线 MHYV|天津市电缆总厂第一分厂

p1Src=//y2.yzimgs.com/uploads/175499/2018826-152118837.jpg?watermark/2/text/TUhZVnzlpKnmtKXluILnlLXnvIbmgLvljoLnrKzkuIDliIbljoI=/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast"

aa