题目内容

不需要进行保温的管道是()。

A. 严寒地区供水管道
B. 冷冻管
C. 热带地区普通水管
D. 蒸汽管道

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以下不适于正式产品的连接的是()

A. 绕焊
B. 钩焊
C. 压接
D. 搭焊

系统中干燥过滤器常用的干燥剂是()。

A. 硅胶
B. 氯化钙
C. 氯化钠
D. 溴化锂

尾气冷凝器放空量增大的原因()

A. 乙炔过量或转化率差
B. 低塔塔釜蒸发量太小
C. 全凝器温度高,尾凝器负荷大
D. 塔顶温度太低

Your network contains a server named Server1 that runs Windows Server 2003 Service Pack (SP2). You install a new network adapter on Server1. You need to view the media access control (MAC) address for the new network adapter. What should you do? ()

At the command prompt, run Ipconfig /all.
B. At the command prompt, run Net view \\server1.
C. From the Device Manager snap-in, view the properties of the network adapter.
D. From the Services snap-in, view the properties on the Network Connections service.

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