问题 问答题 简答题

控制电路由哪些设备组成?

答案

参考答案:

控制电路由110V直流稳压电源,蓄电池组,以及控制机车牵引、制动、向前、向后、加速、停车,控制各辅助机械开停和各照明灯具工作等有关的主令电器,各种功能的低压电器及开关等组成.

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    China's Zhou Yang won the Olympic Games women's l 500-metre short-track gold on Saturday. 

    "I told myself a few days ago' Zhou Yang, you can do this',"the 18-year-old olympic newcomer said.

"I believed in myself."

    "This gold medal will change things. It will give me more confidence. It will give my mum a better

lifestyle."    

     China's Shen Xue, aged 31, and Zhao Hongbo, aged 36, celebrated St. Valentine's Day and the Chinese

New Year by winning a gold medal in the pairs figure skating at the Vancouver Olympics on Sunday. "We

have not competed(比赛)much in the last two years and we came back to compete at the Olympic Games

as it is our dream to win an Olympic gold medal."

    China's Wang Meng won again her Olympic women's 500-meter short-track skating title on Wednesday. 

   "I have a lot of confidence.I feel that it's my duty to win that. It's still the Chi- nese New Year holiday," she

 said,"Kowtow(磕头)was the only way to express my thanks to the coaches, team leaders and teammates."

1. How old is the Olympic newcomer, Zhou Yang?

A.18

B.25

C.33

D.36

2. What is Shen Xue and Zhao Hongbo's dream?

A. To celebrate Chinese New Year.

B. To give their parents a better life.

C. To win an Olympic gold medal.

D. To spend a special Valentine's Day.

3. In what sport did Wang Meng win the gold medal?

A. Figure skating.

B. Women's 1500-metre short-track skating.

C. Skiing.

D. Women's 500-metre short-track skating.

4. Where may you probably read this passage?

A. In a story book.

B. In a news report.

C. In a TV play.

D. In an advertisement.

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