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问题 单项选择题

中 * * 党第十一届中央委员会第三次全体会议的主题报告是（）。

A.《解放思想，实事求是，团结一致向前看》

B.贫穷不是社会主义

C.《科技是第一生产力》

答案

参考答案：A

单项选择题

In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet.

In low - speed network, it is usually adequate to wait for congestion to occur and then react to it by telling the source of packets to slow down. In high - speed networks, this approach often works poorly, because in the (1) between sending the notification and notification arriving at the source, thousands of additional (2) may arrive. In ATM network, a major tool for preventing (3) is (4) control. When a host wants a new virtual (5) , it must describe the traffic to be offered and the service expected.

2（）

A．packets

B．cells

C．message

D．files
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单项选择题

不满足方差齐的两组小样本的数值资料比较的假设检验，可应用（）。

A．方差分析

B．秩和检验

C．检验

D．t检验

E．μ检验
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