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liuxilin1215 发表于 2015-7-27 08:32:28

IEC 60793-1-40-2001 Optical fibres - Part 1-40: Measurement methods and test pr

本帖最后由 liuxilin1215 于 2015-7-27 08:33 编辑

IEC 60793-1-40-2001 Optical fibres – Part 1-40: Measurement methods and test procedures - Attenuation

admin 发表于 2015-7-27 10:10:32

谢谢您的分享,金币已奖励!

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