MHYV矿用阻燃通信电缆4*2*7/0.52

MHYVP煤矿用阻燃通信电缆1*4*7/0.43

MHYVP矿用屏蔽信号电缆1X7X7/0.43

MHYVP矿用阻燃信号电缆1*4*7/0.37

MHYVP2*2*7/0.52 矿用通信电缆

矿用阻燃信号电缆MHYVP2*2*7/0.37

MHYVP-4*2*7/0.43矿用屏蔽通讯电缆

井下电话线MHYV 1X4X7/0.37矿用信号电缆

MHYVP 1X4X7/0.28矿用监控信号电缆

煤矿用监控系统电缆 MHYVP 1*2*7/0.52

MHYVP-1*2*7/0.37阻燃矿用通信电缆

MHYVRP矿用通信电缆4*2*7/0.28煤安证