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電線電纜網(wǎng) > 標(biāo)準(zhǔn)共享 > UL 1666-2011 Standard Test for Flame Propagation Height of Electrical and Optical-Fiber Cables Installed Vertically in Shafts（完整版）

UL 1666-2011 Standard Test for Flame Propagation Height of Electrical and Optical-Fiber Cables Installed Vertically in Shafts - 無(wú)圖版

wzg196 --- 2019-07-19 12:25:59

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UL1666-2011 Standard Test for Flame Propagation Height of Electrical and Optical-Fiber Cables Installed Vertically in Shafts

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