Home / Standards / GB/T 39902-2021 GB/T 39902-2021 Active Technical specification for the levitation control system of medium-low speed maglev vehicle of the urban rail transit 城市轨道交通中低速磁浮车辆悬浮控制系统技术条件 Standard Type GBT ICS 45.060.20 CCS S30 Status 现行 Issue Date 2021-03-09 Implementation 2021-10-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A