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【单选题】
If you have satellite television, programs are relayed to you by ________.A.
a central broadcast station
B.
a local television station
C.
satellite
D.
cable
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【简答题】城市轨道交通车辆检修基地的主要功能有哪些? 2、城市轨道交通车辆检修基地车辆检修设备配置的原则是什么?
【单选题】SECTION A CONVERSATIONS Directions: In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. 听力原文：A: So, this is the Intern...
A.
received and sent some e-mails
B.
booked an airline flight
C.
did some shopping
D.
watched a video program
【简答题】PART B Directions: For Questions 6-10, you will hear a passage. Use not more than 3 words for each answer. You will hear the recording twice. You now have 25 seconds to read the sentences and the ques...
【简答题】电路如题36图所示,已知电源电压U S =10V,I 1 =1A,则电阻R= Ω。
【简答题】电路如图 10 所示。已知 U S1 =15V , U S2 =12V , R 1 =2Ω , R 2 =5Ω , I 1 =2A ,求 U ab 、 I 2 、 I 3 、 R 3 。
【简答题】城市轨道交通车辆检修基地的功能?
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