循环泵电机导向瓦间隙调整的标准是什么?橡胶轴承及轴套更换的标准是什么?

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问题:

循环泵电机导向瓦间隙调整的标准是什么?橡胶轴承及轴套更换的标准是什么?

考点:汽轮机检修汽轮机运行与检修汽轮机运行与检修题库
题型:问答题

阅读理解.

      Children in America like Halloween (万圣节前夕) very much. In the evening on October 31.

they put on special (特别的) clothes. Sometimes they dress like witches (巫婆) and ghosts (鬼).

Sometimes they dress like kings and queens. They go to their neighbours' houses and knock on the

door. A neighbour opens the door. The children say, "Trick or treat (不给糖果就捣乱)." The

neighbour gives them chocolate or some fruit. Sometimes people don't give the children any food.

Then the children play a trick on them. They put soap on their windows. Children like this special

day. They like their large bags of sweets.

1. Halloween is celebrated (庆祝) by _____ on _____.

    A. adults (成年人); December 31

    B. the old; November 31

    C. young people; September 31

    D. children; October 31

2. Children wear _____ to celebrate Halloween.

    A. school uniforms (校服)

    B. nothing

    C. special clothes

    D. suits

3. If they can't get what they want from their neighbours, they sometimes _____.

    A. put soap on their windows

    B. break their windows

    C. put paper on their windows

    D. draw pictures on their windows

4. Children go to their neighbours' houses and knock on the doors, asking for _____.

    A. sweets

    B. chocolate

    C. fruit

    D. all of the above

5. Children like Halloween very much because they can _____.

    A. play tricks on their neighbours

    B. get something delicious to eat

    C. put soap on their neighbours' windows

    D. have a day off school

题型:问答题

下列我国古代科技著作中,两项同属于一个领域的一组是()

A.《伤寒杂病论》与《本草纲目》

B.《天工开物》与《九章算术》

C.《齐民要术》与《水经注》

D.《天工开物》与《水经注》

题型:问答题

人际关系观点认为()

A.冲突都是不良和消极的

B.冲突都是与生俱来的

C.冲突可以彻底消除

D.管理者应维持高水平的冲突

E.鼓励冲突

题型:问答题

男性,19岁,2天前淋雨后出现咽干、咽痒,随后打喷嚏,鼻塞,流清水样鼻涕。查体:鼻腔黏膜充血、水肿,咽部轻度充血,最可能的诊断是()

A.肺炎

B.支气管炎

C.肺结核

D.肺癌

E.普通感冒

题型:问答题

()的特点是耐高速,不会研伤工件,但同轴度稍差。

A.跟刀架

B.中心架

C.滚动轴承中心架

D.回转顶尖

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