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International Standard Category: Other fibre optic equipment

YD/T 1617.1-2007    Intelligent optical protect system Part 1:optical line protection system
智能化光保护系统 第1部分:光线路保护系统;
Category No.:33.180.99 Valid Status:valid
Issued Organization:0 Issued Date:2007-4-16
Implemented Date:2007-10-1 Abolished Date:
Superseded Standard.: Superseded Date:
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