A.0,10% B.0,90% C.10%,90% D.10%,100%
A.Ic超前Uc90°,IL滞后Uc90° B.Ic滞后Uc90°,IL滞后Uc90° C.Ic超前Uc90°,IL超前Uc90° D.Ic滞后Uc90°,ILIL超前Uc90°