题目内容

水泵电动机的极数为四极,则水泵的转速为()。

A. 1500r/min
B. 1480r/min
C. 750r/min
D. 740r/mi

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Your network consists of a single Active Directory domain.You have a DHCP server that runs Windows Server 2003 Service Pack 2 (SP2). All client computers run Windows XP Service Pack 3 (SP3).A user named User1 reports that when she starts her computer, she receives a duplicate address error message.You confirm that her computer is configured as a DHCP client.You need to ensure that User1 receives a unique IP address from the DHCP server. What should you do on the DHCP server?()

A. Reconcile the scope.
B. Create a superscope.
C. Enable conflict resolution.
D. Increase the number of IP addresses available in the scope.

课程设置的内容主要包括()。

A. 课程性质与类型
B. 学时或学分分配
C. 教学方法与时间
D. 实践环节安排

简述现代组织结构的变化方向。

在食品生物性污染中,最为常见的是()

A. 细菌性污染
B. 真菌性污染
C. 细菌毒素污染
D. 真菌毒素污染

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