【判断题】【消耗次数：1】
降低电源电压调速的他励直流电动机带额定恒转矩负载稳态运行时，不论转矩高低，电枢电流。
①
正确
②
错误
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【判断题】
降低电源电压调速的他励直流电动机带额定恒转矩负载稳态运行时，不论转矩高低，电枢电流<imgwidth="52"height="24"v:shapes="对象_x0020_26"src="http://wljy.whut.edu.cn:80/uploadfiles/word/djytdpdt.files/image024.png">。
①
正确
②
错误
随机题目
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Thats great
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Thats great idea
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Thank goodness
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Its kind of you
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Thats very kind of you
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You are very nice
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Youd better give me a hand
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Yes, Id like a kilo of apples
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You are wrong
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You are welcome
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Thats all right
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Thats OK
【单选题】
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Fine, thank you.
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How do you do?
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Not too bad.
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Very well.
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Who are you
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Who are you calling
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Who is that
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What do you want to say
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Thats right
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Thats all right
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Not at all
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Its very kind of you to say so
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Yes, very good
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Really
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No，please not
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Sorry，I dont
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Certainly，Ill give it to him
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Yes，please do
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Sorry, he is busy at the moment
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No, you cant
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Sorry, you cant
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A: [填空], but is this the way to the library? B: Yes, it is.
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Im sorry
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Pardon
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Excuse me
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Hello