多芯电缆RVV电缆定额多芯电缆RVV电缆定额图片

p1Src=//y2.yzimgs.com/uploads/303765/20161022-12155965.jpg?watermark/2/text/5aSp6IGU55S157yG572R/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa