本系统共分为三个模块：书目信息管理、网络营销系统、书目数据生成。

This system has three modules: book information management, online marketing system and book data generating.

youdao

本系统共分为三个模块：书目信息管理、网络营销系统、书目数据生成。

This system has three modules: book information management, online marketing system and book data generating.

youdao