片语
virtual user identification有效用户识别
User identification authentication用户身份验证
alphanumeric user identification code文数字使用者识别码
graph of user session identification用户会话识别图
user personal identification用户个人识别
user identification sequence使用者识别序列
user identification arithmetic用户识别算法
user ID用户名;用户标识
user identification module用户识别模块
active user identification激活用户识别