NH-BV0.75电缆传输距离厂家 NH-B... MHYV|天津市电缆总厂第一分厂

p1Src=//y1.yzimgs.com/uploads/175499/2018614-53514343.jpg?watermark/2/text/TUhZVnzlpKnmtKXluILnlLXnvIbmgLvljoLnrKzkuIDliIbljoI=/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"

aa