Home / Standards / GB/T 12539-1990 GB/T 12539-1990 Abolished Motor vehicles--Steep hill climbing--Test method 汽车爬陡坡试验方法 Standard Type GBT ICS 43.020 CCS T04 Status 废止 Issue Date 1990-12-12 Implementation 1991-09-01 Responsible Dept 工业和信息化部 Drafting Unit N/A