问题 单项选择题

今测得某电路中NPN型硅晶体管A-D各个电极和电路公共端之间的电压UE, UB,Uc如下表所示,请问( )管子处于饱和状态。

答案

参考答案:B

问答题

中 * * 党为什么主张和平解决西安事变?

                                                                                                                                                           

                                                                                                                                                           

                                                                                                                                                           

                                                                                                                                                           

                                                                                                                                                           

填空题