当变压器和电动机合并成组时，电流速断保护的动作电流应按（）来

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问题单项选择题

当变压器和电动机合并成组时，电流速断保护的动作电流应按（）来进行整定。

A．躲过电动机起动电流

B．等于额定电流

C．最大短路电流

D．小于额定电流

答案

参考答案：A

填空题

根据句意，用括号内所给单词的适当形式填空。

1. We know that they are two____ (policewoman) from their uniforms.

2. Kang Wei is ____ (interview) a firefighter.

3. When the gatekeeper saw a man ____ (hide) in his room, he called the police.

4. Please call this number if you ____(require) any further information about new clothes.

5. I'm not ____ (allow) to go to the fashion show because I didn't pass the English exam.

单项选择题 A1型题

反映客观事物表征和性质的基本事实的是（）

A.信息

B.情报

C.知识

D.数据

E.资讯