问题 单项选择题

A机电公司承包了一项设备安装工程,其中有一台高速、大功率设备,对基础的要求非常严格。A公司派出两名对机电专业技术知识掌握全面的技术人员,对设备安装工程进行精密的技术测量,取得了很好的效果,避免了种种误差,为后续设备安装工程打下了良好的基础。按照技术测量与公差配合的要求,设备制造和安装工程顺利完成。

被测要素对其理想要素的变动量指的是()。

A.主要形状误差

B.位置误差

C.公差

D.配合公差

答案

参考答案:A

单项选择题
阅读理解

请阅读下列短文,从每题 所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该选项的标号涂黑。

A

One morning more than thirty years ago. I entered the Track Kitehen, a reandeant where everyone from the humblest (卑微的) to the most powerful came for breakfast. I noticed and empty chair next to an elderly. Unshaven man, who looked somewhat disheveled. He was wearing a worn-out hat and was alone, I asked if I might join him. He agreed quietly and I sat down to have my breakfast.

We cautiously began a conversation and spoke about a wide range of things. We never introduced ourselves. I was concemed that he might are no money and not be able to afford something to eat. So as I rose to go back to the counter and buy a second cup of coffee , I asked.

“ May I get you something ? ”

“ A coffee would he nice . ”

Then I bought him a cup of coffee. We talked more, and he accepted another cup of coffee. Finally, I rose to leave, wished him well, and beaded for the exit. At the door I met one of my friends. He asked.

“ How did yountre to know Mr.Galbreath? ”

“ XXX ? ”

“ The man you were sitting with. He is chairman of the Board of Churchill Downs. ”

I could hardly believe it . I was buying, offering a free breakfast, and feeling pity for one of the world’s richest and most powerful men ! ”

My few minutes with Mr. Galbreath changed my life. Now I try to treat everyone with respect .no matter who I think they are, and to meet another human being with kindness and XXX.

56.wint ar underhand word “dishevcled mean?

A.ybtendly

B.unndy

C.centle

D.kned

57.The author beght coffce for the old man because ______.

A.he wought the old man was poor

B.he wanted to start a conserstion

C.he intended to how his politeness

D.he would like to thank the old man

58.How did the auther probably feel after he talked with his friend?

A.Proud

B.Pitiful

C.Surpricd

D.Rectful

59.What is the inegge mainly expressed in the story?

A.we should learn to he generous

B.It is honorable to help those in need.

C.People in high postans are not like what we expect

D.We should avoid judging people by their appearances.