如何处理汽包水位计损坏?

题型:问答题 简答题

问题:

如何处理汽包水位计损坏?

考点:电力生产“1000个为什么”事故分析及处理锅炉部分事故分析及处理锅炉部分题库
题型:问答题 简答题

从A、B、C、D四个选项中,选出与所给句子画线部分意义相同或相近并能代替的那一项。

1. —May I  use your bike? I left my English book at home. I have to go and get it.

    —Sure. Here's the key.

A. keep

B. borrow

C. get

D. lend

2. —Could you help me take these new books to the classroom? 

   —OK. I'll do it right now.

A. at that moment

B. at the moment

C. in a moment

D. a moment ago

3. Not all teachers agree that spending too much time on the Internet is good for students.

A. Lots of

B. Few

C. Many

D. Some

4. —Shall we meet at a quarter to eight?

    —That's too early. Let's make it half past eight.

A. come at

B. goat

C. meet at

D. leave at

5. —I like to eat fish and chips in the open air. What about you?

    —Me, too.

A. So do I.

B. So am I.

C. Either is OK.

D. You decide.

题型:问答题 简答题

常用变压器有哪些种类?

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根据下表信息,完成表中空格:

化学符号(1)     (2)     2SO2
符号的意义3个氮原子1个钠离子(3)            
 

题型:问答题 简答题

增加釉质抗龋能力的方法有()

A.使用木糖醇

B.使用含氟溶液漱口

C.洁治术

D.氯己定漱口

E.使用牙线

题型:问答题 简答题

大川周明

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