运用异构数据库、跨库检索技术与Z39.50协议结合检索各种数据库的技术，从而实现信息检索的无障碍操作。
The paper introduces the application of cross searching technique for heterogeneous databases and Z39.50 Protocol in higher vocational & technical colleges library.
运用异构数据库、跨库检索技术与Z39.50协议结合检索各种数据库的技术，从而实现信息检索的无障碍操作。
The paper introduces the application of cross searching technique for heterogeneous databases and Z39.50 Protocol in higher vocational & technical colleges library.
应用推荐