Home / Standards / GB/T 20908-2007 GB/T 20908-2007 Active General specification for the contact line measuring car of urban rail transit 城市轨道交通接触网检测车通用技术条件 Standard Type GBT ICS 29.280 CCS S80 Status 现行 Issue Date 2007-04-29 Implementation 2007-11-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A