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【单选题】
在数据链路层传输的数据单元称为:
A.
数据帧
B.
数据报
C.
数据段
D.
分组
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【简答题】对事件A、B、C做运算,得三个新事件A∪B∪C,A∩B∩C, ∩B∩C.问三个新事件代表什么意思?
【判断题】函数在一点不连续,则函数在该点可能可导。
A.
正确
B.
错误
【简答题】请大家填写字母即可! 1.And that’s a achievement for humanity. 2. This movie is of great . 3. However, the had generated $105 million by 2011. 4. The buy-back price plunges, however, if the professor drops the b...
【单选题】代表持有者对公司收益和资产的(剩余)索取权的金融工具是:
A.
债券
B.
股票
C.
存款单
D.
期货合约
【简答题】The teacher was shocked that the student, who plag_________ an essay from a journal, didn't feel sorry for his behavior.
【简答题】His behavior was such that everyone disliked him.
【简答题】There are many instances ______________he is humorous. 2.He is a gentleman, _________ is shown in his behavior. 3.The city was attacked by such terrible weather ________ few citizens had ever experien...
【单选题】侯方域是下面哪一个时期的复社文人领袖()。
A.
元末
B.
明末
C.
明初
D.
清末
【判断题】压力铸造的生产率高,主要用于生产大批量、低熔点的非铁金属薄壁铸件。
A.
正确
B.
错误
【判断题】压力铸造的生产率高,主要用于低熔点的非铁金属薄壁铸件的大批量生产。( )
A.
正确
B.
错误
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