3) Website Search
站内搜索
1.
A Level Link Analysis Algorithm for Website Search;
一种用于站内搜索的层次链接分析算法
2.
Because ranking by content-based similarity faces many difficulties and link analysis technologies could not be directly applied to website search,there are many search work on website link analysis to enhance the query precision in website.
站内搜索是继web搜索后的另一重要的领域。
4) Site search
站内搜索
1.
Through the comparison and analysis of the different web search engines,the paper educes the main advancements of the Lucene,and talks about how to use it to set up site search engine.
本文主要通过对几种常用站内搜索的比较分析,最后得出基于lucene的站内搜索引擎的主要优点及如何利用lucene开发包建立站内搜索。
5) off-portal search
站外搜索
6) Professional Service Web Site Search Engine
专业服务网站搜索引擎
补充资料：建筑相关网站
目前最好的建筑网站有:
筑龙网
ABBS
晓东CAD
其他网站还有很多。大家补充