我国电力网络目前的额定电压主要有()。
A.3kV,6kV,10kV,35kV,110kV,220kV,330kV,500kV
B.3kV,6kV,10kV,35kV,154kV,300kV,500kV
C.3kV,6kV/10kV,35kV,66kV,154kV,230kV,500kV
D.3kV,6kV,10kV,35kV,115kV,230kV,300kV,500kV
正确答案是A