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问题
问答题 简答题
升降台安装在什么地方?作用是什么?
答案
参考答案:
升降台一般安装在二辊叠轧薄板、三辊型钢轧机和三辊劳特式中板轧机的前后,根据轧制需要升降轧件。
改错题
单句改错。
1. What are you going to do that?
2. Bob wants to be a actor when he grows up.
3. Jim is going to' move interesting somewhere.
4.I'm going to retired at the age of sixty.
5. Tom is going to get a part-time work.
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问答题 简答题
Ⅰ类和Ⅳ类电能电能计量装置应如何配备?
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