为什么将变压器绕组的温升规定为65℃?

来源:www.tikuol.com 发布时间:2019-07-14 10:50
题型:问答题 简答题

问题:

为什么将变压器绕组的温升规定为65℃?

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题型:阅读理解

阅读理解。

Dear Mr & Mrs Miller,

      This semester, Ricky can do better in self-control (自我控制) but he is not always in the way we want

him to. I think more care will help him out of his difficulties. Ricky has an excellent mind (头脑), but it is

hard for him to do his work for a long time. However, he seems to be better now.

     Ricky is able to do his homework very well. He reads very well, sometimes too fast. He spells very

carefully and uses the words correctly (正确地) in his homework. He can also work out the math problems

quite easily.

     Ricky is very interested in science. He enjoys reading library books and writing reports about many of

them in an interesting way.

     I enjoy having Ricky in my class. He is going to study in Grade Three next semester. Miss King will be

his teacher.

                                                                                                                  Sincerely yours,

                                                                                                                   Cindy Brown

                                                                                                                 Second-grade teacher

1. This letter is for ______.

A. Ricky Miller

B. Ricky's parents

C. Cindy Brown

D. Miss King

2. What did Ricky's teacher say about his self-control?

A. He did very well in self-control.

B. He had lots of problems in self-control.

C. He did better in self-control than before.

D. He did worst in self-control.

3. What is Ricky good at? 

A. Reading and math.

B. Science and history.

C. Spelling and music.

D. Math and PE.

4. What does Ricky enjoy at school?

A. Working out the math problems.

B. Reading books and writing reports.

C. Doing his homework for a long time.

D. Helping others out of their difficulties.

5. We can learn from the last paragraph that ______.

A. Cindy Brown liked to teach Ricky

B. it was difficult for Cindy Brown to teach Ricky

C. Mrs Miller will teach Ricky next year

D. Ricky is a student of Grade Three now

题型:单项选择题 B型题

* * 囊性增生病常见()

A. * * 白色溢液

B. * * 黄色溢液

C. * * 血性溢液

D. * * 浆液性无色溢液

E. * * 脓性溢液

题型:单项选择题

南方某放牧牛群部分牛食欲减退,精神不振,腹泻,血便,严重贫血,衰竭死亡。剖检见肝脏肿大,有多量虫卵结节。

确诊该病常用的粪检方法是()

A、肉眼观察法

B、直接涂片法

C、饱和盐水漂浮法

D、毛蚴孵化法

E、幼虫分离法

题型:问答题

某单位综合楼为现浇钢筋混凝土框架结构,地上10层,该工程施工单位在施工时采用了一系列先进的施工工艺和方法,如:使用新Ⅲ级钢、粗钢筋采用套筒挤压连接和锥螺纹套筒连接、模板采用整体大钢模板和胶合板模板,部分部位采用素混凝土,该工程欲争创优质工程。
根据以上内容,回答下列问题。

试述钢筋套筒挤压连接的施工方法

题型:填空题

在应用模拟类推法设计药物工艺路线时,还必须和()对比,并注意对比()和()的差异。