管子外壁加装肋片,使热阻增加,传热量减少。

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问题:

管子外壁加装肋片,使热阻增加,传热量减少。

考点:电厂全能值班员考试发电厂锅炉专业知识发电厂锅炉专业知识题库
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They ____________ playing cards. [ ]

A. am

B. is

C. are

题型:判断题

This was one of my experiences (1) . When I was in my 30s, I was working for a large international company which had its head office in London. I was working in the (2) department.

The company had a training centre which was just outside London. Different courses were held there throughout (3) and I (4) go on one training course a year. These usually started (5) a Sunday evening and lasted six days.

Once I was (6) a week’s training course with about forty (7) sales people. I was in the bar on the Friday evening and suddenly a woman who was (8) behind the bar asked mea curious question. "I hope you don’t (9) my asking," she said, "but I’ve been (10) about it all week. Have you got a sister (11) Mary" The woman’s name was June. And she used to do various jobs at the training centre. She worked in the office, she organized all the food and drink for the centre and she worked in the bar at lunchtime and in the evening.

My answer (12) June’s question was "Yes", and June said, "I thought (13) . I met her last September when she was organizing a course here. " At that time, my sister was working for (14) company but in a different part of the country. That was (15) she came to be at the training centre.

(16) surprised me was how June guessed we were brother and sister. Three things made it even more (17) . First, she had met my sister six months before she met me. Second, they have about sixty new people every week at the training centre. So about one thousand five hundred people had (18) the centre in those six months. And (19) , my sister is married, so she doesn’t have the same family name as me.

We’re not (20) , but I guess we must look quite like each other.

14().

A.the same

B.a different

C.another

D.the other

题型:判断题

人力部门要想反映全厂约4000名雇员的每天未佩带厂证率,最好使用下列哪个管理图()

A、I-MR图

B、p图

C、u图

D、C图

题型:判断题

有害化学物质进入机体后在肝脏代谢,其主要的代谢酶为()。

A.赖氨酸羟化酶

B.丙氨酸氨基转移酶

C.鸟氨酸氨基甲酰转移酶

D.混合功能氧化酶

E.G-6-P酶

题型:判断题

上下无牙颌患者只保留了()

A.息止关系

B.正中关系

C.后退位关系

D.侧关系

E.前伸关系

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