要想充分利用浩如烟海的文献信息资源,必需借助各种各样的检索工具。同时,因特网信息资源的骤增及其异构性、动态性,不断给信息检索带来新的挑战。信息检索已成为现代社会信息化和各种应用的关键。下面就信息的检索方式做一论述。一、布尔检索利用布尔逻辑算符进行检索词或代码 To take full advantage of the voluminous literature and information resources, must rely on a variety of search tools. At the same time, the proliferation of Internet information resources and their heterogeneity and dynamics have continuously brought new challenges to information retrieval. Information retrieval has become the key to modern information and various applications. The following information retrieval method to make a discussion. First, the Boolean search using Boolean logical operators search terms or code