A.1.5A
B.0.5mA
C.2.5A
[单选题]A.33.84%B.32.84%C.28.84%D.26.84%
[单选题]A.40.4L/sB.31.3L/sC.30.0L/sD.21.8L/s
[单选题]A.40.4L/sB.31.3L/sC.30.0L/sD.21.8L/s
[单选题]A.条件(1)充分,但条件(2)不充分。B.条件(2)充分,但条件(1)不充分。C.条件(1)和条件(2)单独都不充分,但条件(1)和条件(2)联合起
[单选题]A.条件(1)充分,但条件(2)不充分。B.条件(2)充分,但条件(1)不充分。C.条件(1)和条件(2)单独都不充分,但条件(1)和条件(2)联合起
[单选题]A.0VB.10VC.-10VD.2.5V