计算混凝土强度的关键参数是()。 A.水灰比 B.砂率 C.水泥用量 D.水泥标号

题型:单项选择题

问题:

计算混凝土强度的关键参数是()。

A.水灰比

B.砂率

C.水泥用量

D.水泥标号

考点:混凝土工考试混凝土工考试题库
题型:单项选择题

用已知量的标准试样或纯物质作为试样,同法进行测定试验()

A.空白试验

B.对照试验

C.回收试验

D.鉴别试验

E.检测试验

题型:单项选择题

技师将支架蜡型制作完成后,常规包埋,烘烤除蜡,采用钴铬合金高频离心铸造

牙科铸造属于

A.陶瓷型芯铸造

B.精密芯块铸造

C.金属型铸造

D.石膏型铸造

E.熔模铸造

题型:单项选择题

青少年在生长发育时期,应该多食含(  )丰富的食物.

A.脂肪

B.水

C.蛋白质

D.糖果

题型:单项选择题

五:补全对话(共5小题,每题1分,共5分)。

根据对话内容,从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

A: Good morning. Marketing Department.

B: Well, I’m phoning about a job you advertised in the local newspaper.

A: I’m the marketing manager.     61   

B: Yes, it’s Johnson.

A: Good.     62  And you are still in college?

B: Twenty-four years old.    63  

A: And what’s your major at college?

B:     64 Besides, I studied English, law, accounting, computer and ten more courses.

A:    65   

B: Yes, I worked in the marketing department during the summer holidays.

A: Um, I see. Could you come for an interview at 2: 15 p.m. on Wednesday, young man?

B: Yes, madam.

A: Good. See you then.

A.I graduated one year ago.

B.Could I have your name, please?

C.How old are you?

D.Who is it speaking?E.Are you good at English?

F.Have you any experience as salesman?

G.Business administration(管理).

题型:单项选择题

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