问题 问答题 简答题

预防盾构机液压缸行程和速度无显示的方法有哪些?

答案

参考答案:

(1)进行清理时,避免用水冲洗,以免电气设备漏电、短路等情况发生;

(2)设计作业平台,使拼装工不站立到液压缸活塞杆上作业;

(3)传感器的信号线布置部位要适当,施工人员注意不要踩踏电线。

阅读理解

When someone says “well, I guess I’ll have to face the music”, it doesn’t mean that he is planning to go to hear a singer. It is something far less happy, as you are called in by your leader to explain why you did this and did that or why you did not do this or that.

At some time or another, every one of us has to “face the music”, especially as children. We can all remember father’s angry word “I wasn’t to talk to you”  and only because we did not listen to him. What a bad thing it was !

In the middle or at the end of every term, we students have to “face the music”. The result of the exam will decide whether we will face the music or not. If …that means parents’ cold faces and the contempt of the teachers and classmates.

“To face the music” is well known to every American, younger or old. It is at least 100 years old. It really means that you have to do something, no matter how terrible the whole thing might be, because you know you have no choice.

小题1:“To face the music” means “to ____________”

A.do something we don’t like to

B.go to the theater

C.go to the music show

D.do something that we want to小题2:If you didn’t listen to your father’s words, you would “face the music” ,or ____________.

A.do something to please him

B.do something to make him angry

C.be punished by him

D.be pleased with him小题3:Before the exam, we’ll have to “face the music”. That’s why ____________.

A.we like to take the exam

B.we are afraid of taking the exam

C.the exam is very important

D.we are afraid to pass the exam小题4:In the third paragraph. “If...” really means “If _______________”.

A.we got a “D” in the exam

B.we got an “A” in the exam

C.the exam is easy

D.the exam is difficult

单项选择题 A1/A2型题