现有甲“6V 3W”和乙“6V 6W”的两只灯泡,串联在电路中,为使两只灯泡都不烧坏,此时电路中的最大工作电流是 A, 灯更亮一些。
0.5 甲
The man _____ at the meeting yesterday will be our new manager.[ ]
A. was referred to
B. referred to
C. referring to
D. was referring to
软件可用性是指在某个给定时间点上程序能够按照需求执行的概率,其定义为()
A.可用性=MTTF/(MTTF+MTTR)x100%
B.可用性=MTTR/(MTTF+MTTR)x100%
C.可用性=MTTF/(MTTF-MTTR)x100%
D.可用性=MTTR/(MTTF-MTTR)x100%