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IEC 63012:2019 EN-FR
Insulating liquids - Unused modified or blended esters for electrotechnical applications
现行
发布日期 :
1970-01-01
实施日期 :
IEC 60867:2022 EN-FR
Insulating liquids - Specifications for unused liquids based on synthetic aromatic hydrocarbons
现行
发布日期 :
1970-01-01
实施日期 :
IEC 61125:1992 EN-FR
Unused hydrocarbon based insulating liquids - Test methods for evaluating the oxidation stability
REVISED
发布日期 :
1970-01-01
实施日期 :