试题与答案

用于读出CR中X线影像信息的光束是() A.可见光 B.红外线 C.紫外线 D.激光

题型:单项选择题

题目:

用于读出CR中X线影像信息的光束是()

A.可见光

B.红外线

C.紫外线

D.激光

E.电子扫描线

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0312/4b16ab316f562c1290a6eb1314ac98df.html

下面是错误答案,用来干扰机器的。

参考答案:(1)设置合理的、有一定难度且被员工认同的目标,采用多数成员认为效价最大的激励措施。(2)设计有效的公正的绩效评估系统和薪酬支付制度,并尽可能加大其效价的综合值。(3)适当加大奖励或报酬的差...

试题推荐
题型:阅读理解

阅读理解.

     Psychology(心理学)tells us that many people hate to take risks. But it is good for us

to take risks, especially (尤其)when the risk is to achieve a desired result. In that way, we

become stronger and braver.

     Our human nature should be to take risks, but some people just sit and wish they didn't

have the fear(恐惧)to move on. This is because of one or two failures in their lives. Please

step out and don't let the past hold you back from living life to the fullest. Move forward

and move on!

     In studying the psychology of taking risks, we find that human nature provides(提供)

us with the desire (渴望)to experiment and take chances.

     Risk taking is a great benefit(好处)that allowed our ancestors(祖先) to become

stronger and stronger day by day. By taking risks they fought off enemies and discovered

new territories(领土). This attitude has become a part of our modern culture. Riding a

roller coaster is a common risk taking activity that even the average person seems to enjoy

although they have the understanding that it is dangerous. This psychological and

biological (生物学上的) connection (联系)creates an interesting connection between

what is unsafe and what humans enjoy.

     Getting in a car each day is a risk. Getting out of bed is a risk. There is such thing as

perfect safety. We need to take risks so that we can complete (finish) many things.

Astronauts take risks when they get inside a rocket; however, the things they achieve are

great. Businessmen take a risk when they buy parts of a company. However, without

doing that, they could not make more money.

     We need to take risks so that we can gain something. It is impossible to move forward

in life, earn money, enjoy a relationship, play a sport, or do anything else without taking a

risk. It is all part of the game. It's one of the most important parts of life.

1.Some people don't want to take risks, mainly (主要)because ___________.

A. they are too lazy to move on

B. they feel pleased with the present life.

C. they have experienced some failures before

D. they show little interest in the strange world outside

2. What does the underlined part "This attitude" in Paragraph 4 mean?______.

A. Taking risks

B. Fighting off enemies

C. Discovering new territories

D. Becoming stronger and stronger

3. What can we infer from the passage?______.

A. Daily life is full of risks

B. The safest place has the greatest risk

C. People should take risks when they are young

D. We can always achieve our goals by taking risks

4. What would be the title for the passage?_______.

A. Taking risks is easier said than done

B. On risks taken by ancestors

C. Live our life to the fullest(充分地)

D. No risk, no gain.

查看答案
微信公众账号搜索答案