【单选题】当温度升高时,BJT集电极电流______。
【单选题】In which department of Cambridge University was Hawking according to the video?
A.
Department of Business Administration
B.
Department of Architecture
C.
Department of Applied Mathematics and Theoretical Physics
D.
Department of Engineering
【单选题】当温度升高时,BJT集电极电流______。
【单选题】Which university was ranked either first or second among national universities by U.S. News & World Report?
D.
Massachusetts Institute of Technology