一般断路器失灵保护由()回路、()元件和()出口三部分组成。

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问题:

一般断路器失灵保护由()回路、()元件和()出口三部分组成。

考点:电气运行工考试电气运行工考试题库
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词汇(本大题共10分,每小题1分)

小题1:The restaurant is open every day_______(除了)Monday.

小题2:I haven't seen any exhibitions   (最近).

小题3:People usually visit ________(亲戚) on New Year

小题4:Timmy is good at English, but weak at_______ (法语).

小题5:The boy decided to go ____________ (到国外) for further study.

小题6:The student is good at designing computer_______(程序).

小题7:I don’t think Mr Wu would mind         (采访) our queen

小题8:-Is the hospital far away from here?

-No, it's about 10 minutes’_______ from here. You can go there on foot.

小题9:-I didn't see the railway station before.

-Really? The railway station has been in_______ for five years.

小题10:We’d better hurry to the _______.

Take it easy. The plane will take off in four hours. We can take a bus there.

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简述采用直接头脑风暴法组织专家会议时应遵守的原则。

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血浆中的各种凝血因子平时都处于()状态,只有被活化后才具有()

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分米波的频率是()

A.医用频率为36GHz

B.医用频率为915MHz

C.医用频率为27.12MHz

D.医用频率为2450MHz

E.医用频率为40.68MHz

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图片.MP3、图片.AVI、图片.JPG都属于图像文件。

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