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问题 问答题 简答题

引线分级绝缘电磁式电压互感器损坏爆炸的原因有哪些？

答案

参考答案：

①线圈设计不合理和工艺不良；

②绝缘支架开裂，主绝缘对地放电；

③进水受潮；

④铁心夹件悬浮放电；

⑤和断路器均压电容器产生谐振过电压。

听力题

单词拼写

小题1:It has been __________________(证实，确认)that what he said was right.

小题2:We were          by the display of lights.我们被灯展吸引

小题3:He has           the habit of rising early.他已养成了早起的习惯。

小题4:It is difficult to find a time that ___________ everybody.

很难找到一个对每人都合适的时间。

小题5:She is always ________________for class, but her friend is always late.

她总是准时去上课，可是她的朋友总是迟到。

小题6:Winning the baseball prize was the ________of my senior year.

获棒球奖是我高中的最亮点

小题7:She is _________ to go to college, but anxious about not passing the entrance examination.

她渴望上大学，但又担心不能通过入学考试。

小题8:Man shouldn’t be so       to animals.人类不应该对动物如此残忍。

小题9:His failure made him __________.他因失败而绝望。

小题10:The plan was ____________ by most of the students in our class.

班里大多数人支持这个计划。
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选择题

You always sleep _____ for work. I think you need _____ a vacation. [ ]

A. late, take               

B. lately, to take

C. late, to take             

D. lately, for

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