从安全角度讲,以下不是石油化工生产的突出特点的是()。
A. 易燃易爆
B. 有毒有害
C. 腐蚀性强
D. 辐射量大
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Your company has a domain controller that runs Windows Server 2008. The server is a backup server. The server has a single 500-GB hard disk that has three partitions for the operating system, applications, and data. You perform daily backups of the server. The hard disk fails. You replace the hard disk with a new hard disk of the same capacity. You restart the computer on the installation media. You select the Repair your computer option. You need to restore the operating system and all files. What should you do()
A. Select the Startup repair option.
B. Select the System restore option.
C. Run the Rollback utility at the command prompt.
D. Run the Wbadmin utility at the command prompt.
以下关于起动机的说法正确的是().
A. 起动机的工作由起动活门控制
B. 发动机起动成功后,起动机输出轴仍在转动
C. 起动机不用经常加油
D. 以上说法都对