题目内容

含酚废水的保存用磷酸酸化,加入硫酸铜的作用是()。

A. 抑制微生物氧化
B. 去除杂质的干扰
C. 抑制化学作用

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短程起钻10~15柱(水平井起到直井段),然后停泵观察,观察时间为()。

A. 油气层井深H≤3000m的井,观察2小时
B. 3000m<H≤5000m的井,观察4小时
C. H>5000m的井,观察5小时
D. H>3000m的井,观察5小时
E. H>4000m的井,观察5小时

You are the administrator of an Active Directory domain named A user reports that he cannot log on to a Windows Server 2003 computer that contains a critical application. You discover that the organizational unit (OU) in which the server is located was deleted. You discover that the user rights for this server are controlled by Group Policy. You need to restore access to the server. You need to achieve this goal by using the minimum amount of administrative effort. What should you do?()

A. Perform a normal restoration of the System State data for the domain controller. Force replication.
B. Perform an authoritative restoration of the System State data for the domain controller. Mark the OU for replication.
C. Re-create the OU that was deleted. Reapply Group Policy, and then add the computer account and any necessary users or groups.
D. Perform an Automated System Recovery (ASR) restoration on the domain controller.

滚花开始时,必须用()进给压力。

A. 较小
B. 轻微
C. 均匀
D. 较大

钎焊作业的安全生产可以消除或控制危险、有害因素。

A. 正确
B. 错误

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