螺杆压缩机转子型线的设计原则。

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问题:

螺杆压缩机转子型线的设计原则。

考点:压缩机工考试制冷压缩机制冷压缩机题库
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Many parents want their children to be famous(著名的) one day. But do children have the same       
A new     , Hi, Ke’ai, is on at Beijing Children’'s Art Theatre(剧院). It tells the story of a boy called Ke’ai. His parents would like him to become a painter(画家) or a     one day. So they teach him to     and to play the violin, but Ke’ai doesn't enjoy these activities. Then one day Ke’ai’s parents see Mo Yan won an award (奖)for his works, and they want him to be a writer, too
     do they want me to be someone else?” Ke'ai asks and says, “I        want to be myself.”
The play(话剧) shows us that it is        for parents to learn to understand their children. It helps parents to       what kids really want to be in the future.
Young audiences(观众)enjoy the story, and also the     in the play(话剧). There are two songs in the play. One of them, Ke’ai’s Song, is very easy to learn, so the audiences can sing the song on their way home     the play!
小题1:
A.jobsB.dreamsC.storiesD.hobbies
小题2:
A.songB.filmC.playD.cartoon
小题3:
A.writerB.teacherC.sportsman D.musician(音乐家)
小题4:
A.paintB.writeC.runD.drive
小题5:
A.HowB.WhyC.WhenD.Where
小题6:
A.onlyB.seldomC.neverD.sometimes
小题7:
A.easy B.importantC.interestingD.exciting
小题8:
A.talk aboutB.worry aboutC.think aboutD.talk of
小题9:
A.lightB.clothesC.skillD.music
小题10:
A.beforeB.inC.afterD.at
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计算低温热水地面辐射采暖热负荷时,下列说法错误的是______。

A.比对流采暖系统的室内计算温度低2℃
B.对寒冷地区,取对流采暖系统计算总负荷的0.9
C.可以不考虑高度附加
D.局部地面辐射采暖的面积为房间总面积的70%,则需计入附加系数

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理中丸的主治病证不包括()

A.脾胃虚寒

B.久泻脱肛

C.胸痹

D.阳虚失血

E.小儿慢惊风

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当劳动的边际产品一定时,劳动需求是实际工资的减函数。()

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用户、消费者有权对国家免检产品进行社会监督。用户、消费者可针对免检产品的质量问题向生产企业所在地()质量监督部门申诉、举报。

A、省级

B、市级

C、县级

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