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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 12357.4-2016 |
Multimode optical fibres for telcommunication—Part 4: Sectional specification for category A4 multimode fibres 通信用多模光纤 第4部分：A4类多模光纤特性 |
China National Standards A4 |
 English PDF |
| GB/T 12357.4-2004 |
Multimode optical fibres fortelecommunication--Part 4:Sectional specification for category A4 multimode fibres 通信用多模光纤 第4部分:A4类多模光纤特性 |
China National Standards A4 |
English PDF |
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