MHYSV煤矿用通信电缆30*2*0.8

MHYA32煤矿用通信电缆100*2*0.8

MHYVP矿用超六类网线

MHYV矿用超五类网线

MHYAV煤矿用通信电缆50*2*0.8

MHYVP煤矿用屏蔽电缆10*2*0.52

MHYVP煤矿用通信电缆1*4*7/0.37

MHYV煤矿用通信电缆1*2*7/0.28

MHYV煤矿用通信电缆