
Optical fibre cables -- Part 1-211: Generic specification - Basic optical cable test procedures - Environmental test methods - Sheath shrinkage, method F11 (( IEC 60794-1-211:2021) EN IEC 60794-1-211:2021) (english version)
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Optical fibre cables -- Part 1-211: Generic specification - Basic optical cable test procedures - Environmental test methods - Sheath shrinkage, method F11 (( IEC 60794-1-211:2021) EN IEC 60794-1-211:2021) (english version)
出版:
专家解读视频