传入侧支性抑制
You are the network administrator for Company. Your network consists of one Windows NT Server 4.0 domain and 35 Windows 2000 Professional computers. The network consists of five interconnected TCP/IP subnets. All of the computers use TCP/IP as the only network protocol. You are adding 15 Windows 2000 Professional computers to the network. You configure each of the new computers to use DHCP. The computers can communicate with each other but are unable to communicate outside their own subnet. You run the ipconfig command to examine the UP address on one of the new computers. The IP address is 169.254.101.72 You want to enable the Windows 2000 Professional computers to communicate outside their own subnet. What should you do?（） Install a DHCP server.。 Install a WINS server. Configure each computer to use WINS.。 Create an Lmhost file on each computer.。 Create a Hosts file on each computer.。
分解锅、聚合釜属于石油化工设备中的（）。 A.反应设备 。 B.换热设备 。 C.分离设备 。 D.储存设备。
基因型频率
科学观察方案必备的组成要素的选项有（）。 观察目的。 观察内容和操作定义。 观察的取样方式。 观察报告。 观察记录处理与分析的方法。
什么情况下安全阀应停止使用并报废（）
