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【判断题】
用万用表测量小功率二极管时,不要把万用表的旋钮拨到电阻 R错10k 档测量二极管的正反向电阻值,因为 R错10k 档电压较损坏二极管。A.
正确
B.
错误
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【简答题】If cars had wings, they could fly and that just might happen, beginning in 2012．The company Terrafugia, based in Woburn, Massachusetts, says it plans to deliver its carplane, the Transition, to custom...
【简答题】Direction: Fill in each blank with the proper form of the word given in brackets. (注:用括号中的单词的适当形式填空) 1. Sixty percent of the _________ said they disapproved of the president's performance. (respond) 2...
【单选题】It's said that within five years cars will be a lot ____in our country.
A.
cheaper
B.
cheapest
C.
cheap
D.
more cheap
【简答题】(2013·湛江一中期末测试)If cars had wings，they could fly and that just might happen，beginning in 2012.The company Terrafugia，based in Woburn，Massachusetts，says it plans to deliver its carplane，the Transition，...
【单选题】将“同一作者或同一研究群体不同作者,在期刊编辑和审稿人不知情的情况下,试图或已经在两种或多种期刊同时或相继发表内容相同或相近的论文”的行为,在著作权法意义上称为
A.
一稿多投
B.
抄袭
C.
剽窃
D.
剽窃
【简答题】改错题. Every one year, thousands of people visit the city Venice. It's very beautiful. There are not any read there, so there are not any cars, buses and taxis either. There are cs only. All of them...
【简答题】设 有三阶导数,且 ,在 内是否存在一点 ,使 。
【简答题】Many people in England are angry that drivers park their cars on the pavements( 人行道 ). Cars that are on the pavement block( 堵 ) people from walking safely down the street. They have to walk into the r...
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