视频同轴双屏蔽电缆SYPVP75-5 ¥5.20 MHYBV-7-1X30矿用通信拉力电缆 ¥5.20 MHYVP5*2*7/0.37矿用电话线 ¥6.20 MHSYV-5 4*2*0.5 矿用网线 ¥6.20 矿用同轴电缆MSYV50 MSYV75-5 ¥6.30 矿用网线MSYV-75-5 矿井同轴线 ¥5.60