增温增湿机加蒸汽、加水量过大时，容易产生凝结水现象，冷凝水滴

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问题判断题

增温增湿机加蒸汽、加水量过大时，容易产生凝结水现象，冷凝水滴入物料产生水渍烟。

答案

参考答案：对

阅读理解

阅读下列短文，选择正确答案。

Miss Wang wants to take some books to the classroom. She puts the books in a big box. It is too heavy.

She asks her student Li Ming to help her. Li Ming finds three small boxes. He takes some of the books out of

the big box, and puts them in the small boxes. They take all the small boxes to the classroom.

1. Miss Wang has some .

A. books

B. boxes

C. rooms

2. She wants to take them to the . [ ]

A. bedroom

B. house

C. classroom

3. Can Li Ming help Miss Wang?[ ]

A. Yes, he is.

B. Yes, he can.

C. No, he can't.

4. Li Ming puts the books in small boxes.[ ]

A. three

B. four

C. five

判断题

焦炭塔内的泡沫层形成的原因是反应的中间产物在高温中起泡造成。