矿床有何特征？
简述面向对象法的优点。
低频振荡
“燃烧通论”中提出，物体只有在（）存在时才能燃烧。 氢。 氮。 氧。 二氧化碳。
Your company has a server named Server1 that runs a Server Core installation of Windows Server 2008， and the DNS Server server role. Server1 has one network interface named Local Area Connection. The static IP address of the network interface is configured as 10.0.0.1. You need to create a DNS zone named local.contoso.com on Server1. Which command should you use？（） ipconfig /registerdns：local.contoso.com。 dnscmd Server1 /ZoneAdd local.contoso.com /DSPrimary。 dnscmd Server1 /ZoneAdd local.contoso.com /Primary /file local.contoso.com.dns。 netsh interface ip v4 set dnsserver name= local.contoso.com static 10.0.0.1 primary。
下列哪一项应包含在事故隐患整改通知书中？（）
