通信电缆CPEV-S2*2*0.8传输距离图片

p1Src=//y1.yzimgs.com/uploads/303765/2020620-20236325.jpg?watermark/2/text/5aSp6IGU55S157yG572R/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa