邮政通信的服务方针是迅速、准确、()、()。
Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 (SP2). All client computers run Windows XP Professional Service Pack 3 (SP3). You have a server named Server1 that has Windows Server Update Services (WSUS) 3.0 installed. You need to ensure that all WSUS clients download approved updates directly from the Windows Update site. What should you do?()
A、From the Default Domain Policy, configure the Background Intelligence Transfer Service settings.
B、From the Default Domain Policy, configure the Windows Update settings.
C、From the Update Services console, create a new automatic approvals rule.
D、From the Update Services console, configure the Update Files and Languages settings.
群体形成的第四阶段是()
A、依赖阶段
B、动荡阶段
C、规范形成阶段
D、操作阶段
下列哪些指标是标称放大器线性度的参数()
A、P1dB
B、IP3
C、谐波失真
D、ALC功率
以下不是()柴油机机油温度过高的主要原因。
A、机油不足或过多
B、柴油机负荷过重
C、机油冷却器堵塞
D、机油管路接头或其他地方漏油
菜单中暗淡的命令表示()。
A、此命令有其它选项
B、表示该命令正在起作用
C、选择此命令将出现对话框
D、表示此命令当前不能用