使用CT增强扫描主要目的是A.可以减少扫描时毫安秒的用量 B.帮助确定病变的位置 C

题型:单项选择题

问题:

使用CT增强扫描主要目的是

A.可以减少扫描时毫安秒的用量

B.帮助确定病变的位置

C.提高病变组织的空间分辨率

D.增强物体的对比度和观察病变组织的血供

E.提高CT机的密度分辨率

考点:医技考试放射技士专业知识初级放射医学技士专业知识2
题型:单项选择题

有较大的气泡分布在义齿基托表面各处,原因是()
义齿基托内形成分布均匀的微小气泡,原因是()

A.单体过多

B.单体过少

C.两者均可能

D.两者均不可能

题型:单项选择题

用单词的正确形式填空(每题1分,共15分)

1. Mary did do some bad things on me, but I have ____(宽恕)her for that.

2. I have the ____(好奇心)about my father’s work, because he does not stay at home for half a year.

3. I don’t think it’s my _____ (过错)and I’m not going to say sorry to him.

4. I am completely p_____(困惑)what to do with the problem.

5. Last night , my elder sister _____(分娩)a lovely girl baby.

6. The Spring Festival, a  _____(传统的)Chinese festival, is celebrated in many other Asian countries.

7. The scientist was rewarded by the government for his great  ________(成就).

8. Jack gave me an  a_________(吃惊的) look when I told the truth.

9. After 30 years of opening to the outside, the Chinese people are  ___  ___(富裕) than before.

10.They stood _____(拥抱) and kissing on the platform.

11.This report is based strictly on _____(客观的) information.

12.The man handed me a thin _______(信封)and I did not know what it contained.

13.Time  p_______(允许),I will visit Professor Lee, who was once my father’s friend.

14.To our great  a______(吃惊), the Becks really moved to Los Angeles.

15. The e_____(精疲力竭的) climbers are looking forward to a good night’s sleep.

题型:单项选择题

结构化生命周期方法的系统设计阶段可以分为两个小阶段,这两个小阶段是( )。

A.输入设计和输出设计

B.数据库设计和文件设计

C.模块结构设计和功能设计

D.总体设计和详细设计

题型:单项选择题

选择和提供给幼儿的玩具及游戏材料应符合哪些标准?

题型:单项选择题

栏杆扶手中的横向扶栏之间高度设置,是点击“类型属性”对话框中哪个参数进行编辑()。

A、扶栏结构

B、扶栏位置

C、扶栏偏移

D、扶栏连接

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