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处理故障电容器时应注意哪些安全事项?

答案

参考答案:

在处理故障电容器前,应先拉开断路器及断路器两侧的隔离开关,然后验电、装设接地线。

由于故障电容器可能发生引线接触不良、内部断线或熔丝熔断等,因此有一部分电荷可能未放出来,所以在接触故障电容器前,还应戴上绝缘手套,用短路线将故障电容器的两极短接并接地,方可动手拆卸。

对双星形接线电容器组的中性线及多个电容器的串联线,还应单独放电。

阅读理解

As you grow rapidly through your teenage years, you will experience a lot of changes. The changes may seem difficult.   1  . Don’t panic! You will deal successfully with them! You are a young adult now!

With more responsibility, you will find more freedom to make your own choices. This is a time to be well informed about making choices. In this way you can make healthy balanced decisions.   2 You may already know your career path or you may have no idea at all what you want to do. Both situations are fine! Work hard and the right opportunity will present itself to you.

Young adulthood means greater freedom and more choices.   3  But try not to shut your family out of your life. You should learn to think of others even though you are old enough to look after yourself.

It is also perfectly natural at this time for you to spend more time with your friends than your family   4 A true friend will stand by you no matter what happens.

This period is a part of the life cycle. These are some people who will be with you throughout life’s journey. There will be some people with whom you part and go separate ways. Leaving school can be hard. The reality is that you may not even see all of your classmates again.

You are a young adult. It is your life. No one can live it for you.   5 So making the right choices will be important to you. Life is for living. Enjoy your life wisely!

A.Choose your friends wisely.

B.They will help shape the future.

C.They may seem to happen quickly.

D.You will probably want to be independent.E. You may appreciate what you have in your own life.

F. The choices that you make from now on will be your choices.

G. Your family has been with you since you came into this world.

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