【简答题】【消耗次数：1】
简述前轮先抱死拖滑、后轮先抱死拖滑及前后轮同时抱死拖滑三种制动情况下的汽车运行状况及附着条件利用情况。 （6分）
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相关题目
【单选题】
前后轮制动器制动力具有固定比值的汽车制动时，若前轮先抱死，在后轮没有抱死前，随着制动踏板里的进一步增加，后轮地面制动力会_________。
①
增大
②
减少
③
先增大在减少
④
先减少在增大
随机题目
【单选题】
John was____ to the CFO of the company in China.
①
promoted
②
elected
③
chosen
④
asked
【单选题】
There is_______ coffee in this glass as in that one.
①
five times as many
②
five times as much
③
five times than
④
five times more
【单选题】
--I was quite surprised that I was elected as the chairman of the meeting.--________________________________
①
I think so.
②
You shouldnt surprise.
③
You are welcome.
④
You did an outstanding job and you really deserved it.
【判断题】
Different cultures give different styles of response to compliment(赞美), for example, Chinese people are likely to say Thanks a lot .
①
正确
②
错误
【判断题】
When you ask sb. to open the window, if you are a lady its polite to say Open the window, will you? if you are a man you should say Lets open the window, shall we?
①
正确
②
错误
【判断题】
When you are asked Whats your name?, its more polite to respond with a whole sentence My name is... than only telling a name.
①
正确
②
错误
【判断题】
The question What is your affiliation? is to ask where you are working,you should answer I am with...
①
正确
②
错误
【单选题】
－Hello, may I talk to the headmaster now?－______________
①
Sorry, you can’t.
②
No, you cant.
③
Sorry，he is busy at the moment.
④
I dont think so.