试题与答案

锅炉在运行中容易发生哪些严重事故?

题型:问答题 简答题

题目:

锅炉在运行中容易发生哪些严重事故?

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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A.        B.        C.        D.

1. People celebrate it in memory of the famous nurse, Florence Nightingale. _______

2. On that day, many families eat mooncakes outside in the open air. They often tell the story Chang'e. _______

3. In western countries children often put stockings at the end of their beds because Father Christmas will come

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4. In October in Canada and in November in the United States, people celebrate the harvest by preparing a large

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5. Can you write down one of your favourite holidays or festivals? Try, please. _______

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