A.三相短路时 B.AC两相短路时 C.BC两相短路时
A.±5% B.±2×2.5% C.±4×2.5% D.±6×2.5%
A.统一管理、统一调度 B.分工负责、多发多供 C.统一领导、服从命令 D.统一领导、分工负责
A.5~7 B.8~10 C.11~15 D.16~20
A.0.95-1.47 B.0.9-1.45 C.0.95-1.49 D.1-1.5