【简答题】IBQ填在第1空 UBEQ填在第2空 UCEQ填在第3空 ICQ填在第4空
【单选题】明明,2日龄,生后18小时出现黄疸,诊断为新生儿溶血。明明与其母亲的血型最有可能的是()
【单选题】Grammar: In Columbus' (哥伦布)days, people_______that the Earth was flat.
【判断题】La jeune fille vient pour la première fois.
【单选题】How did Malcolm X move from basic literacy toward true proficiency?
A.
By repeatedly thinking about his learning strategies.
B.
By repeatedly copying the roots of different words.
C.
By repeatedly reading what he copied from the dictionary.
D.
By repeatedly logging some important things.
【判断题】分压偏置共射放大电路能够稳定静态工作点,即UBEQ、IBQ、UCEQ、ICQ均保持基本不变。
【单选题】在图示电路中,已知3DG4的β=30,则有关静态时的IBQ、ICQ、UCEQ的估算值正确的是()。
A.
IBQ=258μA,ICQ=8.0mA,UCEQ=4V
B.
IBQ=62.4μA,ICQ=1.9mA,UCEQ=16.2V
C.
IBQ=385μA,ICQ=11.9mA,UCEQ=-3.8V
D.
IBQ=220μA,ICQ=6.6mA,UCEQ=6.8V
【判断题】La jeune fille ne retrouve pas ses dossiers .
【简答题】8 (b)求所示电路的静态工作点。设三极管 UBEQ=0.7V。 IBQ= μA ICQ= mA UCEQ= V
【简答题】8 (b)求所示电路的静态工作点。设三极管 UBEQ=0.7V。 IBQ= μA ; ICQ= mA ; UCEQ= V