标准摘要 国家标准《运行中变压器油、汽轮机油酸值测定法 (BTB法)》 由524(中国电力企业联合会)归口 ,主管部门为中国电力企业联合会。 展开完整摘要 英文名称Determination of acid number in transformer and turbine oils in service by BTB method