【简答题】听下面一段材料,回答第1-3题。 1. What is the lecture mainly about? A. New energy. B. Serious energy problems. C. How to save oil. 2. How will the girl go to school today? A. By bike. B. By car. C. On foot. 3. Whic...
【单选题】Large companies need a way to reach the savings of the public at large. The (1)_____ problem, or a small scale, faces (2)_____ every company trying to develop new products and create new jobs. There c...
【单选题】如果发起IMSI attach时,UE A的IMSI与另外一个UE B的IMSI重复,并且UE B已经attach,则核心网会:
A.
允许UE A的attach,释放UE B的attach
B.
拒绝UE A的attach,释放UE B的attach
C.
允许UE A的attach,不释放UE B的attach
D.
拒绝UE A的attach,不释放UE B的attach
【简答题】résoudre un problème
【单选题】NPN型三极管处于放大状态时,各极电压关系是( )。 A、UC UE UB B、UC UB UE C、UC UB UE D、UC UE UB
【简答题】un problème national→des problèmes ( )