Home / Standards / GB/T 23434-2009 GB/T 23434-2009 Active Transport information and control systems - In-vehicle navigation systems - Communications message set requirements 运输信息及控制系统 车载导航系统 通信信息集要求 Standard Type GBT ICS 35.240.60 CCS R07 Status 现行 Issue Date 2009-03-31 Implementation 2009-11-01 Responsible Dept 国家标准委 Drafting Unit N/A