电气设备的运行维护人员应具有一般的电工基础知识,包括关于常用类型配电变压器、低压配电

题型:单项选择题

问题:

电气设备的运行维护人员应具有一般的电工基础知识,包括关于常用类型配电变压器、低压配电线路、()KV杆塔结构和导线等方面的知识。

A、0.4

B、10

C、35

D、110

考点:电工进网证考试电工进网证综合练习电工进网证综合练习题库
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次级债券由银行或保险公司发行,固定期限不低于()年。

A.3

B.5

C.10

D.15

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安全鞋的鞋底夹层装上钢片,其主要功用是下列哪一项?

A.防滑 

B.防静电 

C.防被尖锐硬物剌穿

题型:单项选择题

阅读理解。

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项,选项中有两项为多余选项。

                                                                  How to Make Friends

     Friendship is a very important human relationship and everyone needs good friends.  Good friendship

has many benefits.  It offers companionship, improves self-worth and promotes good health.  There are

times in our lives such as when we have recently moved into a new town, or changed our jobs or

schools.  Such changes often leaves us without a friend   1 .  But for many of us the process is difficult

and requires courage.  Below are some helpful suggestions on how to make and keep friends.

    1.Associate with others.

     The first step to making friends is associating with other people.  You can go to public places to meet

new people.  Besides, you will need to make yourself known by becoming an active member of such

places.

    2.Start a conversation

    Starting a conversation is the second most important step in making new friends.    2  You can always start the conversation.  Being able to make small talk is a very useful skill in relating with other people.  

    3.  3  

    Choosing friends with common interests is important in building friendship as these interests would

always bring you and your friend together, Hanging out will always be a pleasant experience.

   4.Let it grow.

    It is a good thing to stay in touch.  However, try not to press your new friend with calls, messages or

visits as this would likely wear him or her out and finally you may lose your friend.    4   .  The best

friendships are the ones that grow naturally.

   5.Enjoy your friendship

   The best way to enjoy your friendship is to allow your friends to be themselves.     5   Try not to

change them from who they are to what you want them to be.  Become the kind of friend you will want

your friend to be to you.

A.  Be cheerful.          

B.  Do things together.        

C.  Do not wait to be spoken to.          

D.  Try not to find fault with your friends.

E.  Making new friends comes easy for some people.

F.  For a friendship to develop you need to stay in touch.

G.  So you will need to give your friend time to react to you.

题型:单项选择题

记忆在幼儿心理发展中的作用主要表现在哪些方面?

题型:单项选择题

某试验站采用西林电桥测量绝缘套管的介质损耗正切值tanδ,采用的电压频率f=50Hz,电桥内的电阻R4取3184Ω,调节电阻R3及电容C4使检流计指零,此时电容C4的电容量为0.08μF,则介质损耗正切值tanδ为()。

A.0.02

B.0.08

C.0.3184

D.1

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