MT 818.6-2009 煤矿用电缆1第6部分:额定电压8.7/10 kV及以下移动金属屏蔽监视型软电缆
Cables for coal mine-Part 6: Movable flexible cables with metallic screen and monitoring cores of rated voltages up to and including 8.7/10 kV
MT 818.6-2009 煤矿用电缆1第6部分:额定电压8.7/10 kV及以下移动金属屏蔽监视型软电缆
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