Home / Standards / GB/T 4971-1985 GB/T 4971-1985 Abolished Terms and definitions--Automotive ride comfort 汽车平顺性名词术语和定义 Standard Type GBT ICS 43.020 CCS T40 Status 废止 Issue Date 1985-03-02 Implementation 1985-12-01 Responsible Dept 工业和信息化部 Drafting Unit N/A