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【单选题】
科索沃战争中,北约打的是哪个国家( )。A.
科索沃
B.
南斯拉夫
C.
南联盟
D.
塞尔维亚
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【简答题】设计就是为了解决产品上碰到的问题而发挥作用的。
【单选题】We generally take the convention of safety of life at sea adopted in 1974 as a completely new convention, the reason is _____.
A.
it included the amendments agreed up until that date
B.
it included none of the amendments agreed up until that date
C.
it required two thirds of the Parties’ acceptance for a amendment to enter into force
D.
it included a tacit acceptance procedure
【简答题】设D=[0，1]×[0，1]，证明函数 在D上部可积。
【简答题】SPSS有哪两个主要窗口?它们的作业和特点各是什么?
【简答题】证明 若Dξ=0，则{x=Eξ}=1．
【单选题】We generally take the convention of safety of life at sea adopted in 1974 as a completely new convention, the reason is（）
A.
it included the amendments agreed up until that date
B.
it included none of the amendment agreed up until that date
C.
it required two thirds of the Parties’ acceptance for a amendment to enter into force
D.
it included a tacit acceptance procedure
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