数据交换程序 meaning in English

data exchange program

In the discussion of dna , i mainly discussed the fault of two - tier architecture and the virtue of three - tier ( n - tier ) architecture and proposed a simple three - tier data amalgamation software based on the technique of dde , socket and ado , and the main techniques of data sharing based on web are xml , asp and iis , the database was sql server2000
在分布式系统结构的讨论中，主要讨论了两层结构的缺点及三层(多层)结构的优点，并实现了完整的基于dde ， socket和ado的三层结构的数据交换程序，而web数据共享与发布的实现则是基于xml ， asp和iis等技术，数据库采用的是sqlserver2000 。