在CorelDRaW l2中保存文件的快捷键是（） ["Ctrl+S","Ctrl+a","Ctrl+N","Ctrl+O"]
乳房按摩，以下描述恰当的是（） ["指导产妇佩戴合适的乳罩","按需哺乳","告知产妇母乳喂养的相关知识、哺乳方法","一只手固定乳房一侧，另一只手用大小鱼际从乳房边缘向乳头中心做放射按摩","保持新生儿恰当吸吮母乳的姿势"]
You are the administrator of your company’s network. Ten Windows 2000 Professional computers are located in the Research department. The computers contain highly confidential information. You want the 10 computers to be able to communicate with other Windows 2000 Professional computers on the network. However, you do not want them to communicate with computers that are not running Windows 2000, including those that are running Windows 95, Windows 98 and Windows NT. You want to configure a security policy on each computer to ensure that the confidential information is secure. What should you do?（） ["Use Security Configuration and Analysis to import the Hisecws.inf security template file to modify the default security settings.","Use security templates to create a security template file and import the security settings to modify the default security settings.","Use the local computer policy to disable the access to this computer from the network option.","Use Secedit.exe to reconfigure the computers’ default security settings to not allow anonymous access to the computers."]
安全阀弹簧采用强压处理后，哪些说法是正确的（） ["弹簧产生残余应力，外表面应力方向与工作应力方向相反，内表面则相同","弹簧产生残余应力，外表面应力方向与工作应力方向相同，内表面则相反","无残余应力"]
政府采购
抗原―抗体结合反应
