A.地市(州)級電網(wǎng) B.省級電網(wǎng) C.縣級電網(wǎng) D.省級電網(wǎng)指定
A.0.4 B.0.6 C.0.3 D.0.5
A.17:00-20:00 B.20:00-22:00 C.11:00-13:00 D.15:00-17:00