Home / Standards / GB/T 40509-2021 GB/T 40509-2021 Active Test method of transition test for the quantification of vehicle on-centre handling 汽车转向中心区操纵性过渡特性试验方法 Standard Type GBT ICS 43.040.50 CCS T23 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 工业和信息化部 Drafting Unit N/A