该平台的功能有：用户注册，用户登录，用户资料修改，图片上传，班级通讯录，在线人员统计等功能。

The platform's features include: user registration, users log on, users modify data, upload pictures, list of classes, personnel statistics, such as on-line features.

youdao

该平台的功能有：用户注册，用户登录，用户资料修改，图片上传，班级通讯录，在线人员统计等功能。

The platform's features include: user registration, users log on, users modify data, upload pictures, list of classes, personnel statistics, such as on-line features.

youdao