局用电缆 HJVV HJVVP HPVV.
MHYBV-矿用通信电缆
矿用屏蔽电缆MHYVRP 1×2×7/0.28 MHYVRP
HYAC通信电缆,通讯电缆HYAC,市内通信电缆
HYA;HYA22;HYA23通信电缆价格,通讯电缆报价
充油通信电缆ZRC-HYAT WDZ-HYAT ZR-HYAT53
矿用监测电缆MHYV;MHYVR;MHYVRP
PTY23聚乙烯绝缘钢带铠装聚乙烯外护套铁路信号电缆
PTYA22聚乙烯绝缘综合护套钢带铠装聚氯乙烯外护套铁路信号电缆
HYA53电缆 HYAC电缆HYAT电缆 HYAT53电缆HYA23电缆