问题 问答题 简答题

列出大型设备大修理时的注意事项。

答案

参考答案:

大型设备大修理时的注意事项有:

(1)零部件的修理必须严格按照修理工艺进行,达至几何精度的要求。

(2)零部件在组装前必须做好细致的检查工作,保证组装的完整性、可靠性。

(3)零部件在组装前必须做好起吊等安装的准备工作,准备好起吊的钩具、绳索、辅具等,做好安全防范工作。

(4)在大型设备修理前要合理安排工作进度、人员的组织、备配件及材料的供应,一般都要排出网络计划(作业计划)

(5)零部件的组装和总装,要做到一次装配成功、一次精度验收成功、一次试车成功,减少或消除因各种失误而造成的返工、拆卸、重新装配。

阅读理解

 阅读理解。

      Do you have any foreign friends? Do you know their characteristics (特征)? The Germans are very quiet

and they always keep calm. They don't like to speak more words. They look very serious. They like different

kinds of amusements. The Germans are very hard-working. They like tidiness, especially the women, who

always keep their home clean. In some ways, the Englishmen look the same as the Germans. They are very

quiet and never talk too much with the strangers. They are really polite, so we often hear they say "Thank

you." or "Sorry." The gentlemen are also the Englishmen.

     The French's holidays are very long. They like traveling and usually spend their long time staying in other

countries. The Frenchmen are more outgoing than the Germans. It is very easy to make friends with them.

     Compared to the Frenchmen, the Americans are more outgoing. And they are even opener than all of the

Europeans. They don't like to depend on others. So it is very common that the students do part-time jobs in

their free time. And in Americans' eyes, success is an important part in their life.

1. According to the passage, ________ are very quiet.

A. only the Germans

B. only the Englishmen

C. only the Frenchmen

D. both the Germans and the Englishmen

2. What does the underlined word "tidiness" mean in Chinese?

A. 整洁

B. 安静

C. 时尚

D. 随意

3. In the writer's eyes, the gentlemen are ________.

A. the Germans

B. the Frenchmen

C. the Englishmen

D. the Americans

4. What can we learn about the Frenchmen from the passage?

A. They are more outgoing than the Americans.

B. It is very easy to make friends with them.

C. They like traveling in their own country.

D. They look serious and are always hard-working.

5. Which is the best title of the passage?

A. Foreigners' hobbies.

B. Who are more outgoing?

C. Characteristics of the foreigners.

D. Success is an important part in Americans' life.

单项选择题 B1型题