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【简答题】
()是指继电器产生释放动作的最大电流。当继电器吸合状态的电流减小到一定程度时,继电器就会恢复到未通电的释放状态。这时的电流远远小于()。
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【简答题】听录音,选出所听到的句子。 (     ) 1. A. I haven't got a new book. (     ) 2. A. Has Sam got a sweater? (     ) 3. A. Have you got a new bike? (     ) 4. A. Sam has got a pen. B. I have got a new coat. B. Has Sam ...
【简答题】完成句子 1.I didn't know your mobile number;otherwise,I ________________(给你打电话)the second I got to Changsha.(ring) 2.With all these papers ________________(打分),the professor has to work extra hours tonigh...
【单选题】锚、夹具抽检且不得超过1000套,外观检查抽取10%,且不少于10套。对其中有硬度要求的零件做硬度检验,硬度检验抽取 (   )。
A.
3%
B.
5%
C.
6%
D.
8%
【单选题】锚、夹具抽检且不得超过1000套,外观检查抽取10%,且不少于10套。对其中有硬度要求的零件做硬度检验,硬度检验抽取()。
A.
3%
B.
5%
C.
8%
【单选题】I was sick , but I ()it at the weekend.
A.
got over
B.
got at
C.
got up
D.
got by
【单选题】为保证检验结果的正确性,每批检测的检验结果可否发出,最重要依据是
A.
室内质控是否在控
B.
操作者和审核者有无签名
C.
有无漏项
D.
检验日期有错误
E.
检验结果有无涂改
【简答题】根据语意,为句子排序并标数字码。 (     ) I found some books about animals on Shelf A. (     ) I got up at seven yesterday morning. (     ) I wanted a book about animals. (     ) After breakfast,l went to our school l...
【简答题】用句子补全对话,每空词数不限。 A:  Have you got any apples? B:  (1) _____ But I have got some bananas. A:  (2) _____ B:  Yes.  I've got some meat. A:  Have you got any milk? B:  Yes.  (3) _____ A:  OK.  I want some ...
【单选题】为保证检验结果的正确性,每批检测的检验结果可否发出,最重要的依据是
A.
室内质控是否在控
B.
作者和审核者有无签名
C.
有无漏项
D.
检验日期有错误
E.
检验结果有无涂改
【单选题】判断句子类型:I got a letter from Tom yesterday.
A.
declarative
B.
interrogative
C.
imperative
D.
exclamatory
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