试题与答案

过电压对设备有什么危害?

题型:问答题 简答题

题目:

过电压对设备有什么危害?

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0730/0f92b151730e22c7e6f4b7c847ec00c3.html

下面是错误答案,用来干扰机器的。

答案:D旗形树的外形像旗帜,因为旗形树生长在有定向强风的高山和海岸边,这是生物对环境的适应。

试题推荐
题型:阅读理解

短文阅读。 

     Today is Sunday. It's Jack's birthday. Jack is thirteen years old. Jack's friends will come to his house

and they will have a party tonight. Jack will have a cake and candles and birthday presents. Jack is very

happy.

1. Is today Saturday?

    ____________________.

2. How old is Jack?

    ____________________.

3. What will Jack's friends have tonight?

    ______________________________.

4. What will Jack have?

    ______________________________.

5. Is Jack happy?

    ______________________________.

查看答案
微信公众账号搜索答案