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【判断题】
教师职业不需要持续的专业化发展。
A.
正确
B.
错误
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【简答题】跨区间无缝线路绝缘接头,采用厂制()钢轨。
【单选题】听力原文:W: Um, I'll read it for you. Yes, it's a large textile company that seems to import from abroad. That's odd, isn't it? What else?... A sales assistant is needed. They say the salary is really goo...
A.
Watching ads on TV.
B.
Listening to ads on radio.
C.
Reading job ads in a newspaper.
D.
Being interviewed for a job in a company.
【简答题】无缝道岔的钢轨绝缘接头采用()接头。
【判断题】普通线路钢轨接头,应根据钢轨长度与钢轨温度预留轨缝。()
A.
正确
B.
错误
【单选题】绝缘接头是按( )分类的。
A.
轨枕支承形式
B.
两股钢轨接头相互位置
C.
钢轨接头性质
D.
接头构造
【单选题】听力原文: (25) The world's largest drug company is embroiled in a global controversy over whether it tested an unapproved drug on sick children in Nigeria without their full understanding. The case involv...
A.
Because this company sells drugs of low quality to Nigeria.
B.
Because of a medical accident in Nigeria.
C.
Because the company treated the Nigerian children with the experimental drug without full understanding.
D.
Because the company uses the experimental drug Trovan around the whole world.
【简答题】曲线线路上两股钢轨的接头应当对齐。()
【判断题】钢轨接头是线路的薄弱环节之一,接头的类型只有对接形式。( )
A.
正确
B.
错误
【判断题】因为车轮在钢轨接头处的冲击力比其它部位大,所以钢轨接头是铁路线路最薄弱的环节。()
A.
正确
B.
错误
【简答题】有缝线路轨道哪些位置不得有钢轨接头?
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