车身零件主要使用材料()。A.低碳钢 B.中碳钢 C.高碳钢 D.铝镁合金

题型:单项选择题

问题:

车身零件主要使用材料()。

A.低碳钢

B.中碳钢

C.高碳钢

D.铝镁合金

考点:冲压工考试中级冲压工中级冲压工题库
题型:单项选择题

根据短文内容,判断下列句子的正(T)误(F)。

     Mrs. Black is a fifty years old woman. She lives in a beautiful house in a small town. She has two cats.

One is very big and the other is quite small. She likes them very much. One day, Mrs. White, a friend of hers,

comes to see her. When she sees two holes in the door, a large hole and a small hole, she is very surprised and

says:" My dear friend, why are there two holes in your door?"

    "Let the cats come in and go out, of course." Mrs. Black answers.

    "But why are there two holes? Isn't one enough?" asks her friend.

    "How can the big cat go through the small hole?" Mrs. Black says.

( )1. Mrs. Black lives in a tall building.                                                              

( )2. Mrs. Black has two cats. One is old and the other is young.                                       

( )3. Mrs. White thinks one big hole in the door is enough.                                             

( )4. Mrs. White loves her cats very much.                                                              

( )5. Mrs. Black thinks big cat goes through the big hole and the small cat goes through the small hole.

题型:单项选择题

某企业于2012年12月31日购入一项固定资产,其原价为200万元,预计使用年限为5年,预计净残值为0.8万元,采用双倍余额递减法计提折旧。2013年度该项固定资产应计提的年折旧额为()万元。

A.39.84

B.66.4

C.79.68

D.80

题型:单项选择题

下列化合物有剧毒的是()。

A.KCl

B.KCN

C.K2CO3

D.K2SO4

题型:单项选择题

以下不是基本战略观的是()

A.知彼知已

B.立于不败之地

C.不战而屈人之兵

D.得民心

题型:单项选择题

隔膜泵介质只与泵缸、泵阀、膜片接触,密封可靠,适合输送和计量()的液体。

A.易燃易爆、强腐蚀、剧毒、有放射

B.高温、低流量

C.易挥发、低黏度

D.高黏度、低流量

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