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| International Standard Category: Open systems interconnection in general |
GB/T 20999-2007 Data communication protocol between traffic signal controller and control center
交通信号控制机与上位机间的数据通信协议;
| Category No.: | 35.100.01 | Valid Status: | superseded |
| Issued Organization: | AQSIQ;SAC | Issued Date: | 2007-7-17 |
| Implemented Date: | 2008-1-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 20999-2017 Data communication protocol between traffic signal controller and control center |
Superseded Date: | 2018-7-1 |
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