题目内容
复合管的β值近似等于组成它的各晶体管β值的乘积。
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由于功率放大电路中的晶体管处于大信号工作状态，所以微变等效电路方法已不再适用。
1.Whataretheapplicantsgoingtohaveinalmosteverycaseofjobhunting?Theyaregoingtohave_______.2.HowlongdoesanInterviewusuallylast?Itusuallylastsfor_______minutes.3.Whatisthemostimportantthingtheinterviewerwantstoknowabouttheapplicants?Themostimportantthingiswhat_________theapplicantsare.4.Whichquestionwillbeaskediftheapplicantsonceworkedsomewhere?Thequestionwillbe"Whydidyou________?”5.Whatshouldtheapplicantsremembertodowhentakinganinterview?To dress formally, talk politely, respond quickly and________.
6. What is a library?A library is a place where_____.7.What can we get from libraries?We can get all kinds of________.8. What kinds of books are available?There are fiction, nonfiction and________.9. What do the students go to the library to do?Students go to the libraries to study and to write_______.10. If one is in a hurry, how can he get the information?He can______.
11. Why was the old man walking in the subway?Because he was looking for______.12. What did the old man see lying on the seat?He saw______ lying on the seat.13. What did the old man ask?The old man asked whether the seat_______.14. What did the old man say when the subway started?The old man said the owner of the bag must have_______.15. What did the old man want to do?He wanted to ______ out of the window.
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