电动执行器的电机有()个绕组,当其中一个为()绕组时,另一个为()绕组。

题型:填空题

问题:

电动执行器的电机有()个绕组,当其中一个为()绕组时,另一个为()绕组。

考点:热工自动控制技术热工自动控制技术题库
题型:填空题

Many people believe that 3G mobile phones will be used in almost all everyday activities. It____that we won’t go shopping because most things will be available(可得到的) on the Internet. There will be no more____ because all texts will be available in electronic libraries. The Internet will be used to plan holidays, rent films and_____ food. Most telephone calls will be ____ by 3G mobile phones as well.

Some people are ____ about the new development. Others, however, don’t think that 3G mobile phones will replace the old __   of shopping and communicating.

Let’s look at books, for example. Some people believe that one day we won’t read books made of paper. ____, we’ll read books by using 3G mobile phones. These mobile phones will store the contents(内容)of many different books at the same time. We won’t need to turn lots of pages and paper will be ____. Is the Internet shopping as fun as traditional shopping? Many people say it’s not. It’s __   _ to go into shops and look at things. It’s also___   that most people will want to read books on their 3G mobile phones. Maybe 3G mobile phones won’t change these two habits.

小题1:

A.is thinking

B.has thought

C.is thought

D.to think

小题2:

A.dictionaries

B.people

C.letter

D.books

小题3:

A.order

B.heat

C.eat

D.cook

小题4:

A.built

B.made

C.bought

D.used

小题5:

A.afraid

B.interested

C.worried

D.excited

小题6:

A.ways

B.time

C.places

D.houses

小题7:

A.Besides

B.However

C.Instead

D.So

小题8:

A.sold

B.saved

C.wasted

D.collected

小题9:

A.boring

B.interested

C.terrible

D.fun

小题10:

A.important

B.comfortable

C.impossible

D.normal

题型:填空题

读图,图中洋流Ll、L2的流向可能是 (   )

①L1向东流,L2向东流                   

②Ll向西流,L2向西流 

③L1向东流,L2向西流                   

④L1向西流,L2向东流

A.①②

B.③④

C.②③

D.①④

题型:填空题

一头牛重400[ ]

A.克

B.千克

题型:填空题

据互斥方案比选原则,企业进行设备购置和租赁方案比选时,只需比较其差异部分。差异部分包括()。

A.设备购置费

B.经营成本

C.与销售相关的税金

D.贷款利息

E.设备租赁费

题型:填空题

性格特征表现为易动感情。尊重权威与传统,寻求与外界和谐的性格类型属于()

A.思维外倾

B.情感外倾

C.感觉外倾

D.直觉外倾

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