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问题 单项选择题

( ) 对于鸦片 相当于馍馍对于 ( )( )

A．罂粟－小麦
B．大烟－馒头
C．海洛因－　发酵粉
D．白粉－玉米

答案

参考答案：B

解析： 大烟和鸦片是同一事物的不同称谓，馍馍和馒头也是如此。

解答题
解下列方程．
3Χ+
1
2
=
5
3
Χ-
4
9
Χ=
10
21
．
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单项选择题

NAC’s (Network Access Control)role is to restrict network access to only compliant endpoints and (1) users. However, NAC is not a complete LAN (2) solution; additional proactive and (3) security measures must be implemented. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 100Gbps, ensuring a high level of security plus application availability and performance. Nevis integrates NAC as the first line of LAN security (4) In addition to NAC, enterprises need to implement role--based network access control as well as critical proactive security measures-real-time, multilevel (5) inspection and microsecond threat containment.

(5)

A．port

B．connection

C．threat

D．insurance
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