水泥的强度等级是按它的()进行分级的。 A.质量 B.细度 C.长度 D.粘度

题型:单项选择题

问题:

水泥的强度等级是按它的()进行分级的。

A.质量

B.细度

C.长度

D.粘度

考点:管道工考试初级管工考试初级管工考试题库
题型:单项选择题

辨析填空。

A. announce/declare

1. When you go through customs, you have to _____particular goods which you have bought in

    another country.

2. The spokesman of the Foreign Ministry_____ the news to the reporters

3. The president of the company _____to the employees that there would be a bonus.

4. I _____ that all information stated in this form is accurate and complete.

B. logo/slogan/symbol/mark

5. The _____ for the Beijing Olympics Games is"One World, One Dream".

6. A developed service industry is an important _____ of a modern key city.

7. The _____ of Longman Group UK Limited, a small sailing ship, is printed on the cover of the dictionary.

8. The appearance and requirement of emotion is the fundamental _____ that distinguishes human

   from animals.

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下述哪种疾病最容易并发阻塞性肺气肿()

A.慢性支气管炎

B.支气管哮喘

C.肺结核

D.慢性肺脓肿

E.广泛性支气管扩张

题型:单项选择题

在社区开展口腔健康调查的目的不是为了()

A.掌握口腔健康基线资料

B.将来评估预防项目时可以对比

C.了解人群口腔患病状况

D.设计预防项目的需要

E.计算机统计资料的需要

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国家教委规定初中教师应具有的文化水平为 【 】

A.高中文化水平

B.大专文化水平

C.大学本科文化水平

D.教育硕士文化水平

题型:单项选择题

试述运行途中电空制动控制器在运转位,均衡风缸有压力,制动管无压力的原因及处理方法?

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