【判断题】【消耗次数：1】
机电传动系统中，电动机能够以一定速度匀速运转的，就是稳定系统。
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【简答题】
电气传动系统一般由电动机、传动机构、生产机械的工作机构、控制设备
及[填空]五部分组成。
随机题目
【单选题】
— Could I use your dictionary for a moment?— _______________________.
①
Its well
②
It doesnt matter
③
I have no idea
④
By all means
【单选题】
Its bad ________ for you to smoke in the public places where smoking is not allowed.
①
：behavior
②
：action
③
：manner
④
：movement
【单选题】
-- Madam, do all the buses go downtown?--______________
①
：Wow, you got the idea.
②
：No, never mind.
③
：Pretty well, I guess.
④
：Sorry, Im new here.
【单选题】
— How was your trip to Australia?— ___________.
①
It was wonderful indeed
②
I went there alone
③
Very well
④
Believe it or not
【单选题】
— Good morning, Dr Johnsons office. Can I help you?— _______________________.
①
Speaking, please
②
Id like to make an appointment, please
③
Yes, go on
④
No, you cant
【单选题】
I have been looking forward to ____ from my parents.
①
：hear
②
：being heard
③
：be heard
④
：hearing
【单选题】
— David injured his leg playing football yesterday.— Really? ______?
①
Who did that
②
Whats wrong with him
③
How did that happen
④
Why was that
【单选题】
--Do you dance? --Yes, I do.--________?--Every weekend.
①
：How hard do you practice
②
：How much do you pay for it
③
：How often do you go dancing
④
：How long do you practice it
【单选题】
--I went to the beach and got plenty of rest. --_______. You looked tired last time I saw you.
①
：I hope so
②
：Really
③
：Im glad you did
④
：The sound was nice