Among the strategies, those comprised of all searching words would be used in Chinese disc database, those of title and abstract words in Chinese Web databases.

• 其中由全部检索词组成的策略用于中文光盘数据库，而由题目和文摘字段组成的策略用于中文网络数据库，选择各组敏感度高和特异度高的策略作为最佳策略。 结果