Home / Standards / GB 7597-1987 GB 7597-1987 Abolished Method of sampling for transformer and turbine oils in electric power industry 电力用油(变压器油、汽轮机油)取样方法 Standard Type GB ICS 75.100 CCS E38 Status 废止 Issue Date 1987-03-26 Implementation 1988-01-01 Responsible Dept 中国电力企业联合会 Drafting Unit N/A