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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 2455.7-2016 |
(Part 7 telecommunication network video surveillance systems: safety requirements) 电信网视频监控系统 第7部分：安全要求 |
China Telecommunication
Standards systems: |
 English PDF |
| DL/T 860.74-2014 |
(Part 7-4 power automation communication networks and systems: Basic communication structure Compatible logical node classes and data classes) 电力自动化通信网络和系统 第7-4部分：基本通信结构 兼容逻辑节点类和数据类 |
China Electricity & Power
Standards systems: |
English PDF |
| YD/T 2740.4-2014 |
(Part 4 wireless communication indoor signal distribution systems: optical equipment technical requirements and test methods) 无线通信室内信号分布系统 第4部分：光纤设备技术要求和测试方法 |
China Telecommunication
Standards systems: |
English PDF |
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