MHYV 1×4×7/0.43煤矿用...
矿用通信电缆-MHYVP 10X2X...
MHYV 20*2*0.7矿用通信电...
1*4*7/0.43屏蔽信号电缆MH...
MHYV32-10*2*0.5mm煤...
MHYV20*2*0.7矿用电缆