了解一些附加的技术，如添加可管理性和反向控制，以便提供复杂的和动态的组件关系，从而为用户和系统管理员提供帮助。
Learn about additional techniques, such as adding manageability and inversion of control, to provide complex and dynamic component relationships, helping both users and system administrators.
网站反向链接信息- - -多数网络管理员都想知道有多少网站链接到自己的网站。
Website Backlink Info - Most webmasters like to know exactly how many sites are linking to their various websites.
网站管理工具允许你检查抓取的内容，反向链接，出站链接，也可以是站点地图。
The webmasters tool allows you to check crawl issues, back links, outbound links and also sitemap.
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