置弹簧离合器的压紧弹簧均采用圆柱螺旋弹簧,其特点是结构简单、制造容易,因此应用较为广

题型:单项选择题

问题:

置弹簧离合器的压紧弹簧均采用圆柱螺旋弹簧,其特点是结构简单、制造容易,因此应用较为广泛,()不是周置弹簧离合器的缺点。

A.压紧弹簧直接与压盘接触,易受热退火

B.当发动机最大转速很高时,周置弹簧向外弯曲,使弹簧压紧力下降

C.弹簧靠到它的定位面上,造成接触部位严重磨损

D.压盘通风散热不良,因而容易烧坏摩擦片

考点:汽车设计离合器设计离合器设计题库
题型:单项选择题

阅读短文选择正确答案。

Hello, friends!

      My name is Zhou Dan. I'm a Chinese girl. I'm twelve. I'm from Zhengzhou, China. Do you know

Zhengzhou? It's in the middle of China. I'm in No. 8 primary school. There are about nine hundred students

and fifty teachers in our school. It is a good school in Zhengzhou. I'm in Class 2, Grade Six. There are 49

students in our class: 29 girls and 20 boys. My English teacher is Miss Zhao Dan. Our names are almost

(差不多) the same, right? She is nice to me. We're good friends. I like English, and I like music, too. I want

to find a pen-friend. Please write to me.

                                         Yours,

                                         Zhou Dan

1. Who is Zhou Dan?

A. She is a student.

B. She is an English teacher.

2. Where does she come from?

A. She comes from Zhengzhou.

B. She come from Zhengzhou.

3. Is Miss Zhao her Chinese teacher or English teacher?

A. She is her Chinese teacher.

B. She is her English teacher.

4. What does Zhou Dan like?

A. She likes English.

B. She likes English and music.

5. What does " pen-friend " mean (意思是)? And do you have a pen-friend?

______________________________________________________________________________

题型:单项选择题

癫癎持续状态首选()

A.卡马西平

B.苯妥英钠

C.丙戊酸钠

D.地西泮

E.乙琥胺

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根据我国《劳动法》的规定,下列内容不属于用人单位不得解除劳动合同的情形的是( )。

A.职业病或者因工负伤并被确认丧失或部分丧失劳动能力的

B.劳动者在本单位持续工作满10年以上的

C.患病或非因工负伤,在规定的医疗期内的

D.女职工在孕期、产假、哺乳期内的

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按照方便纳税人和提高效率的原则,纳税服务场所应当科学设置哪些服务窗口?

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