Home / Standards / GB/T 9171-1988 GB/T 9171-1988 Active Engine oil--Determination of borderline pumping temperature 发动机油边界泵送温度测定法 Standard Type GBT ICS 75.100 CCS E34 Status 现行 Issue Date 1988-04-29 Implementation 1989-04-01 Responsible Dept 国家标准委 Drafting Unit N/A