医疗卫生电子文档文件在局域网内进行文件检索、共享操作已经成为了电子化医疗办公的重要环节。本文首 先论述了FTP 技术与应用开发环境，然后从文件共享分级设计、用户操作客户端、系统支撑服务器端三方面分析了医疗卫生局 域网内文件检索及共享系统开发和功能实现。

Medical and health electronic document retrieval and sharing has been an important part in e-Healthcare. The FTP technology and application development environment are discussed. The development and function implementation of LAN-based document retrieval and sharing in medical and health services system are analyzed from file sharing grade design, user operation client, and the system supporting server.