问题 问答题 简答题

主凝结水上水调门故障如何处理?

答案

参考答案:

1.立即手动开大主凝结水上水调节阀。

2.主凝结水上水调节阀无法操作,热井水位继续升高,可开大副凝结水上水调节阀以维持热井水位。

3.无效时应及时开大凝结水旁路电动门,电动无法操作,立即派人去就地手动开启凝结水旁路电动门。

4.若热井水位升高过快,操作旁路电动门来不及,应汇报值长及时降低机组负荷,开启启动放水门来维持热井水位,同时联系热工检修人员对主凝结水上水调节阀进行检查处理。

5.注意监视除氧器水位,除氧器水位无法维持时,应及时启动两台化补水泵向除氧器补水,注意防止除氧器进大量的冷水造成运行的给水泵发生汽化。

完形填空

第二节信息匹配(共5小题;每小题2分,满分10分)

请阅读下列应用文及相关信息, 并按照要求匹配信息。请在答题卡的相应位置填上正确的选项字母。  (注意:如选E,在卡上涂AB, 如选F,在卡上涂CD)

首先,请阅读下列杂志的信息:

A. DETECTIVES (侦探)ABROAD

Read about the lives of real detectives. This monthly magazine brings you up-to-date true stories about real life of detectives as they chase criminals across continents. Find out how some of the most dangerous criminals in the world are caught by some of world's finest detectives. Follow their routes on the free map which comes with every issue.

B. WORLD TRAVEL

This weekly magazine can bring the world to your home. Have you ever wondered what the Chinese eat for breakfast? Did you know that the Sahara Desert is getting bigger every year? This fascinating magazine, full of color photographs, is your window on the world.

C. ONLY 16

Every week well-known writers bring you the latest teenage love stories. Each magazine carries three full-length stories as well as cartoons and color pictures of your favorite film stars.

D. EUROPE NEWS

The weekly magazine keeps you in touch with what's happening. Filled with facts and figures about almost everything you can think of, plus articles by our regular writers on the week's most interesting news stories. Special back page sums up the news for the busy readers.

E. OLD SCHOOLHOUSE

The magazine is approximately 200 pages, full color, and packed with support and fun! Columns: Creation Answers with AIG's Ken Ham, Resource Room for special needs home schooling with Christine Field, Diana Waring's History column, our Finishing the Race (High School) department, and Show and Tell – where readers share their own detailed methods and curriculum choices.  

F. CRIME AND CRIMINALS

These exciting short stories are written by well-known crime writers. Every magazine brings you the best in criminal thrillers, stories are so good that you won't be able to put the magazine down. And every month we leave one crime unanswered so that you, that reader, can play detective.

  请阅读以下读者的信息,然后匹配读者和适合他/她的杂志:

71. Emi is a university student studying Italian and Polities. She doesn't have much time to read anything very detailed but she is looking for something with plenty of news and information.

72. Carrie is sixteen years old and loves spending time listening to pop music and lying on her bed reading. She is always interested in finding out more about some of the stars in the world of pop and fashion.

73. Bill travels a lot when he was younger. Now that he has stopped his work, he enjoys reading about foreign people, places and customs even if he has already visited that part of the world.

74. Leroy used to be a detective. He still takes an active interest in the work of the police, but these days he enjoys reading fictions after years spent chasing real criminals.

75. Brigitte has a five-year-old daughter and after several talks with her husband, she is considering to educate their daughter at home. She would like a magazine to learn about this new trend.

单项选择题