网线+3x0.75组合电缆
1. 矿用通信电缆
mhyv mhya32 mhyav mhyvp mhyvr mhyvrp mhjyv mhy32 mhyap
2. 矿用控制电缆
mkvv mkvv22 mkvv32 mkvvr mkvvp
3. 市内通信电缆
hya hyv22 hya23 hyv hya22 hya53 hyat
hyat23 hyat53 hyac hyap hpvv hjvv
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