网络时代企业财务管理全面变革的基础是财务管理的（） ["目标的转变","观念的转变","内容的转变","手段的转变"]
Your network contains an Active Directory forest. You set the Windows PowerShell execution policy to allow unsigned scripts on a domain controller in the network. You create a Windows PowerShell script named new-users.ps1 that contains the following lines： new-aduser user1 new-aduser user2 new-aduser user3 new-aduser user4 new-aduser user5 On the domain controller， you double-click the script and the script runs. You discover that the script fails to create the user accounts. You need to ensure that the script creates the user accounts. Which cmdlet should you add to the script（） ["Import-Module","Register-ObjectEvent","Set-ADDomain","Set-ADUser"]
按DL/T448-2000规程规定，第Ⅰ类客户计量装置的有、无功电能表与测量用电压、电流互感器的准确等级分别应为（） ["0.2S，2.0，0.2，0.2S","0.2，2.0，0.2，0.2","0.5S，2.0，0.2，0.5S","0.5，2.0，0.2，0.5。"]
CHECK约束被称为（）约束，UNIQUE约束被称为（）约束。
当一个表带有约束后，执行对表的各种（）操作时，将自动（）相应的约束，只有符合约束条件的合法操作才能被真正执行。
稳定pH
