A.3.5kV/2.5mm
B.25kV/2.5mm
C.20kV/2.5mm
D.15kV/2.5mm
E.10kV/2.Smm
[单选题]变压器油的绝缘要求不能低于()A.3.5kV/2.5mmB.25kV/2.5mmC.20kV/2.5rnmD.15kV/2.5mmE.10kV/2.5
[单选题]变压器油的绝缘要求应大于( )。A.35kV/2.5mmB.25kV/2.5mmC.20kV/2.5mmD.15kV/2.5mmE.10kV/2.5
[单选题]变压器油的绝缘要求应大于( )。A.20kV/2.5mmB.25kV/2.5mmC.35kV/2.5mmD.15kV/2.5mmE.10kV/2.5
[单选题]变压器油的绝缘要求不能低于A.3.5kV/2.5mmB.25kV/2.5mmC.20kV/2.5rnmD.15kV/2.5mmE.10kV/2.5mm
[单选题]变压器绝缘油的绝缘性能要求是A.2.5kV/3.5mmB.3.5kV/2.5mmC.2.5kV/2.5mmD.2.5kV/1.5mmE.3.5kV/1.5mm
[单选题]变压器绝缘油的绝缘性能要求是()A.2.5kV/3.5mmB.3.5kV/2.5mmC.2.5kV/2.5mmD.2.5kV/1.5mmE.3.5kV
[单选题]变压器绝缘油的绝缘性能要求是( )。A.2.5kV/3.5mmB.3.5kV/2.5mmC.2.5kV/2.5mmD.2.5kV/1.5mmE.3.
[单选题]变压器绝缘油的绝缘性能要求是( )。A.2.5kV/3.5mmB.3.5kV/2.5mmC.2.5kV/2.5mmD.2.5kV/1.5mmE.3.
[单选题]变压器绝缘油的绝缘性能要求是()A.2.5kV/3.5mmB.3.5kV/2.5mmC.2.5kV/2.5mmD.2.5kV/1.5mmE.3.5kV
[单选题]对变压器绝缘油的要求,不包括A.绝缘性能好B.不含杂质C.不凝固D.发火点低E.热传导率高