按照现行规程,在海拔不超过1000m的地区,采用现行钢芯铝绞线国标时,下面哪几项导线方案可不验算电晕?()
A.220kV,33.6mm B.330kV,2×26.8mm C.500kV,2×21.6mm D.500kV,4×21.6mm正确答案ABD
按照现行规程,在海拔不超过1000m的地区,采用现行钢芯铝绞线国标时,下面哪几项导线方案可不验算电晕?()
A.220kV,33.6mm B.330kV,2×26.8mm C.500kV,2×21.6mm D.500kV,4×21.6mm正确答案ABD