file:专业英语最后一节课.mp4 file:录音.wav file:计算机专业英语——绪论.ppt file:《计算机英语（第4版）》课后练习参考答案.pdf file:13247685_计算器英语=COMPUTER ENGLISH 第4版.pdf file:Unit 9 Mobile and Cloud Computing.pdf file:Unit 7 Computer Network.pdf file:Unit 6 Database.pdf file:Unit 4 Software Development.pdf file:Unit 3 Computer Language and Programming.pdf