双绞线ZR-RVS 2*1.5标准做法 双绞... MHYV|天津市电缆总厂第一分厂

p1Src=//y1.yzimgs.com/uploads/175499/20161210-161313515.jpg?watermark/2/text/TUhZVnzlpKnmtKXluILnlLXnvIbmgLvljoLnrKzkuIDliIbljoI=/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa