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PUYV39-1PUYV39-1矿用信号电缆-矿用电缆

MHYAV煤矿用阻燃屏蔽通信电缆MHYAV-矿用电缆

MHJYV矿用通信电缆MHJYV-矿用电缆

MHY32矿用钢丝铠装通信电缆MHY32-矿用电缆

mhya23矿用铠装通信电缆mhya23-矿用电缆

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MHYA32MHYA32电缆（图）-矿用电缆

MHYA32MHYA32矿用防爆通讯电缆厂家-矿用电缆

MHYA32竖井用通信电缆-MHYA32-矿用电缆

MHY32矿用信号钢丝铠装电缆MHY32-矿用电缆

MHYA32MHYA32（30×2×1.0）矿用通信电缆-矿用电缆