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【多选题】
关于电阻点焊的陈述选择所有正确的陈述( )A.
焊接电流会影响熔核尺寸大小
B.
焊接时间影响热效应区
C.
焊接时间影响熔核尺寸
D.
减少焊接时间可增加焊接电流
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【单选题】听力原文：W: How was the job interview? I think you'll make a good journalist. I remember you as the best writer of the class. M: Well, in fact, my application was turned down. They were looking for people...
A.
He doesn't write well enough.
B.
He is not a professional writer.
C.
He hasn't got any professional experience.
D.
He didn't perform. well in the interview.
【单选题】听力原文：W: How was the job interview? I think you make a good journalist. I remember you as the best writer of the class. M: Well, in fact, my application was turned down. They were looking for people wi...
A.
He doesn' t write well enough.
B.
He hash' t got any professional experience.
C.
He is not a professional writer.
D.
He didn't perform. well in the interview.
【简答题】按优先级由高到低的顺序写出常用的运算符为 。
【简答题】听下面一段较长的对话,回答1-2小题. 1. Where is the railway station? A. On the left of the street. B. At the end of the street. C. Behind a red building. 2. How will the man get there? A. On foot. B. By bus. C. By ta...
【单选题】______, where is the railway station?
A.
Excuse me
B.
Sorry
C.
I am sorry to trouble you
D.
Hi
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