试题与答案

运行中变压器的瓦斯保护,当进行哪些工作时,工作结束后需经1小时试运,方可投入跳闸?

题型:问答题 简答题

题目:

运行中变压器的瓦斯保护,当进行哪些工作时,工作结束后需经1小时试运,方可投入跳闸?

答案:

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下面是错误答案,用来干扰机器的。

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题型:写作题

根据每段的main idea 提示, 完成此篇作文。文章开头和结尾已给出,字数80---120。

[Para.2] The first step to effective (有效的) studying is to make a timetable and follow it.

[Para.3] It is important to choose a place to study.

[Para.4] There are important study skills to learn, too.

How To Study Better For High School Students

High school is a busy time, filled with a lot of activities. If you want to get good study result, time, place and skills are all very important.

                                                                                    

                                                                                   

But all your study skills are useless if you don’t use your time wisely.

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