
Methods Of Testing Insulating Materials - Recommended Methods For The Determination Of The Permittivity And Dielectric Dissipation Factor Of Electrical Insulating Material At Power, Audio And Radio Frequencies
出版:Association Francaise de Normalisation

專家解讀視頻
70 [01/05/1970]
IEC 60250 Ed. 1.0 - Identical
IEC 60250 : 1.0 - Identical
IEC 60250 : 1.0 - Identical