题目内容

无电（）回送机车时，应将电空制动控制器手把置于（），空气制动阀手把置于（）。

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因工作不负责任致使所管理的人员叛逃的，属于违反政治纪律的行为。

A. 正确
B. 错误

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The word “critical” in the sentence “This is a critical period as any loss of propulsion, or steering, can lead to collision, grounding, or other damage to the ship” can be best replaced by （）.

A. dangerous
B. best
C. bad
D. important

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A customer needs to deploy ten dual processor Xeon servers. Six servers will be running Linux and Apache， and the other four will be Citrix presentation servers. The customer’s main concerns are the rack space and the option to have SATA drives. The maximum memory required is 8GB. Which of the following options will provide the best price and performance？（）

A. Ten x306’s with internal SATA drives
B. Five x346’s with internal SATA drives and VMWare ESX Server
C. Five x366’s partitioned into two VMs each with VMWare ESX Server
D. Ten x336’s with internal SATA drive

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对人体比较适宜的相对湿度为（）。

A. 10%～20%
B. 30%～40%
C. 50%～60%
D. 70%～80%

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