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[国外标准] BS 6387-2013 Test method for resistance to fire of cables required to maintain circuit integrity under fire conditions 电缆耐火试验

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P:2020-12-18 08:53:13

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BS6387-2013在火灾情况下保持电路完好要求的电缆防火试验方法.pdf

BS 6387-2013 Test method for resistance to fire of cables required to maintain circuit integrity under fire conditions 电缆耐火试验.pdf

group twinner - 线组双绞机,线组对绞机,群绞机 （0） 投诉

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