德国邓克尔发现人看到的某物品具有一种功能后就很难看出其他功能进而影响问题解决这一现象成为()
A. 定势
B. 功能固着
C. 问题表现
D. 知识结构
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通过改变轴承盖与壳体端面间垫片厚度h来调整轴承的轴向游隙s的方法叫()法。
A. 调整游隙
B. 调整垫片
C. 螺钉调整
D. 调整螺钉
影响两组分相对保留值的因素是()。
A. 载气流速
B. 柱温、固定液性质
C. 柱长
D. 检测器类型
从1985年至2004年9月,全国累计报告的89067例艾滋病毒感染者中,吸毒人员占()%
A. 41.3
B. 53.8
C. 19.7
D. 33.1
You are the network administrator for You administer a Windows Server 2003 computer named TestKing2. contains a shared folder named TestKingProjects. You use the Backup utility once each day to back up the TestKingProjects folder. You discover that a database file in the TestKingProjects folder is corrupt. You confirm that the file corruption is not the result of a virus. You need to replace the corrupted file by using the latest backup. You do not know whether the file was corrupted before or after the latest backup was completed. You need to verify that the file in the backup can be opened successfully before you overwrite the existing file. What should you do?()
A. In the Backup utility, select the Verify data after backup option.
B. Run the Ntbackup \\TestKing2\TestKingProjects /v:yes command.
C. Restore the file to a temporary folder. Verify that the database file contains the correct data. Copy the restored file to the TestKingProjects folder.
D. Restore the file to a temporary folder. Use the Windiff utility to compare the file in the temporary folder to the file in the TestKingProjects folder. Copy the restored file to the TestKingProjects folder.