MHYAV煤矿用通信电缆 矿用电缆MHYAV，MHYA32 MHYAV煤矿用通信电缆 矿用电缆MHYAV，MHYA32 MKVV|天津市电缆总厂第一分厂

p1Src=//y1.yzimgs.com/uploads_old/326791/2009091905234470_Old.jpg