A.分層分區(qū) B.就地平衡 C.統(tǒng)一調(diào)度 D.分級(jí)管理
A.15s B.30s C.1min D.15min
A.局部服從整體 B.低壓電網(wǎng)服從高壓電網(wǎng) C.下級(jí)電網(wǎng)服從上級(jí)電網(wǎng) D.地方電網(wǎng)服從整體電網(wǎng)