企业的定价方法主要有（） ["成本导向定价","政策导向定价","需求导向定价","竞争导向定价","促销导向定价"]
颜色的3要素是色相、明度、饱和度。
简述人际关系理论提出的几条原则？
北约的成功在很大程度上应归功于它是具有共同的价值观和哲学思想的西方国家的主要安全组织。南亚区域合作联盟正式成立于1985年，包括7个由印度教徒、穆斯林和佛教徒构成的国家，该组织几乎完全失效，甚至连会议都无法召开。这些事实表明（）。 ["文化样式影响合作的紧密程度","经济合作根源于文化的共性","国家利益成为国际合作的基础","宗教信仰差异阻碍国际交流"]
You have a server named Server1 that runs Windows Server 2003 Web Edition Service Pack 2 (SP2). You create a new virtual directory named App1. App1 contains a Web application. Users report that when they enter http://app1 in their Web browsers, they are unable to connect to the Web application. You need to ensure that users can access the Web application when they connect to http://app1. What should you do? （） [" Move the content of the Web application to C:\\App1. Change the home directory for App1."," Move the content of the Web application to C:\\App1. Change the application pool for App1."," Remove the App1 virtual directory. Create a new Web site, and then configure the Web site to use port 8080. In DNS, create a Host record for App1."," Remove the App1 virtual directory. Create a new Web site, and then configure the Web site to use a host header of App1. In DNS, create a Host record for App1."]
手工钨极氩弧焊的电极材料有几种，铈钨极有何特点？
