China 'GB/T 9771.7-2012
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 9771.7-2012
Single-mode optical fibres for telecommunication - Part 7: Characteristics of a bending loss insensitive single-mode optical fibre for the access network 通信用单模光纤 第7部分:接入网用弯曲损耗不敏感单模光纤特性
Issued Date:2012-06-29
Implemented Date:2012-10-01
Issued by:
The Standardization Administration of the People's Republic of China