电感、电容相串联的正弦交流电路,消耗的有功功率为()
A、UI
B、I2X
C、0
参考答案:C
The first edition ________ in 1955 and ________ a best seller ever since.
A.was published;had been
B.was published;has been
C.has been published;has been;
D.had been published;had
根据《行政复议法》的规定,公民、法人或者其他组织对公安机关的抽象行政行为不服的,可以提起行政复议。 ( )