行政电话电缆HYA-50x2x0.5是几芯... MHYV|天津市电缆总厂第一分厂

p1Src=//y2.yzimgs.com/uploads/175499/201895-133124905.jpg?watermark/2/text/TUhZVnzlpKnmtKXluILnlLXnvIbmgLvljoLnrKzkuIDliIbljoI=/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast"