简要介绍博客与国内外著名博客搜索引擎,针对博客搜索引擎与传统搜索引擎的不同,从工作原理、检索内容和检索方式三个方面对两种搜索引擎进行系统地分析与比较,并选取了4个不同方面具有代表性的主题,对两种搜索引擎的代表进行检索功能及检索性能方面的测评;并指出两种搜索引擎在资源价值、检索方式、个性化服务等方面各自的优势与不足,以期对两种搜索引擎的改进提供借鉴。 Briefly introduce blogs and famous blog search engine at home and abroad. According to the difference between blog search engines and traditional search engines, this paper systematically analyzes and compares the two search engines from three aspects: working principle, contents and methods of retrieval. Aiming at the theme of different aspects and carrying on the retrieval function and retrieval performance evaluation of the two kinds of search engine representatives; and pointing out the advantages and disadvantages of the two kinds of search engines in terms of resource value, retrieval method and personalized service, In order to provide reference for the improvement of the two search engines.