钨极氩弧焊焊枪的作用是( )、传导电流，输送氩气保护焊接区电弧正常燃烧。A.夹持...

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【单选题】

钨极氩弧焊焊枪的作用是( )、传导电流，输送氩气保护焊接区电弧正常燃烧。

夹持钨极

输送焊丝

沿焊缝移动

调节焊速

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参考答案：

举一反三

【单选题】填土压实方法中，小面积的填土工程多用（）。

夯实法

碾压法

明排水法

振动压实法

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【简答题】Which season do you like best ? why? can you describe a bad weather you once met? 可以参照答案的答题模式进行口语练习。

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【简答题】I . Match the questions with the answers. 1. How did you find the city? 2. How about the weather there? 3. How about the traffic in that city? 4. Which attraction do you like best in Australia? A. It ...

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【单选题】禅宗是纯粹中国化的佛教,它的实际创始人是。

菩提达摩

弘忍

神秀

慧能

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【简答题】二、翻译句子(将下列句子翻译成汉语)50分 1. What do you think of the movie? 2. I love the fresh air in the mountains. 3. How is the weather in your hometown? 4. Which season do you like best? 5. It is very cold in the w...

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【简答题】Match the questions with the answers. 1. How did you find the city? A. It has a moderate climate. 2. How about the weather there? B. It is ...

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【简答题】Match the questions with the answers. 1. How did you find the city? A. It has a moderate climate. 2. How about the weather there? B. It is really busy. 3. How ab...

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【单选题】which weather do you like?

warm

cool

windy

rainy

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【多选题】填土压实的方法主要有()。

碾压法

夯实法

振动压实法

轧压法