如何用资料搜索器通过因特网来收集环境保护信息

摘要

资料搜索器是因特网中最有用的资源之一，了解资料搜索器如何工作以及如何用它们来寻找你所需要的信息是非常重要的，本文简要的描述八种资料搜索器以及如何高效的运用它们通过因特网来搜索有关环境保护信息。%Search engines are among the most useful resources on the Internet. It is very important to know how the search engines work and how to use them find the needed information. This article briefly describes some search engines and how to use them efficiently to search the environment protection information via the Internet.