通讯电缆, HYAT-30*2*0....
MHYVRP矿用电缆,矿用通讯电缆
HYVP-10×2×0.6㎜-屏蔽通...
矿用通讯电缆MHYV20×2×0.5...
供应-通讯电缆HYAT53
供应-通讯电缆HYAT23