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接至电气设备上的接地线，应用（）连接，采用螺栓连接时应设防松螺帽或（）

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Your network contains an Active Directory domain named contoso.com. You have a starter Group Policy object （GPO） named GPO1 that contains more than 100 settings. You need to create a new starter GPO based on the settings in GPO1. You must achieve this goal by using the minimum amount of administrative effort. What should you do？（）

A. Run the New-GPStarterGPO cmdlet and the Copy-GPO cmdlet
B. Create a new starter GPO and manually configure the policy settings of the starter GP
C. Right-click GPO1， and then click Back Up.Create a new starter GPO，Right-click the new GPO， and then click Restore from Backup
D. Right-click GPO1， and then click Copy. Right-click Starter GPOs， and then click Paste

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人工放流

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请简述禽病的综合防制措施。

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无论是软材料还是超硬材料，都可以进行磨削加工。

A. 正确
B. 错误

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