此文件与前一个电子名片通讯录是一起的...是数据库文件,用于存放用户注册信息和漂移窗口的显示信息...由于是小型的名片所以数据库很简单..呵-this document with an electronic business card directory is a database of documents ... is for storing user information and registration drift window display information ... because of their small size cards so the database is very simple .. uh