我国电力网目前的额定电压主要有( )。A.3kV,6kV,10kV,35kV,

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问题 我国电力网目前的额定电压主要有(  )。A.3kV,6kV,10kV,35kV,l10kV,220kV,330kV,500kVB.3kV,6kV,10kV,35kV,154kV,300kV,500kVC.3kV,6kV,10kV,35kV,66kV,154kV,230kV,500kVD.3kV,6kV,10kV,35kV,115kV,230kV,300kV,500kV

选项 A.3kV,6kV,10kV,35kV,l10kV,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

答案 A

解析
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