Your network consists of a single Active Directory domain. All domain controllers run Windows Server 2008 R2 and are configured as DNS servers. A domain controller named DC1 has a standard primary Zone for contoso.com. A domain controller named DC2 has a standard secondary zone for contoso.com. You need to ensure that the replication of the contoso.com zone is encrypted. You must not lose any zone data. What should you do（） ["On both servers， modify the interface that the DNS server listens on.","Convert the primary zone into an Active Directory-integrated zone. Delete the secondary zone. ","Convert the primary zone into an Active Directory-integrated stub zone. Delete the secondary zone.","Configure the zone transfer settings of the standard primary zone. Modify the Master Servers lists on the secondary zone."]
水泥安定性试件煮后雷氏夹指针增加距离的平均值不大于5mm时，为合格。当雷氏夹指针增加距离的平均值大于5mm时，应重新进行一次试验，以为复检结果准。
实行价格鉴证档案管理制度的重要意义有（）。 ["为价格鉴证结论提供支持性证据","为规范社会主义市场经济服务","为今后的价格鉴证提供参考资料","为城市规划提供依据","为价格鉴证工作积累经验"]
辅助生产成本交互分配法的交互分配，是指将辅助生产成本首先有企业内部（）。
什么是信息？什么是数据？二者有何关系？
为什么钻孔时要用冷却润滑液，它的作用是什么？
