Maintain interface include add, delete, alter etc. Export exam interface include auto export exam and export exam by hand.

维护界面具有添加、删除、修改等功能，出卷界面分为自动出卷界面和组卷界面。

youdao

The database system of this text is an exam database, including register interface, maintain interface, skim through interface and export exam interface.

本文的数据库系统是一个题库管理系统，包括登录界面，维护界面，浏览界面和出卷界面。

youdao

The CLP includes both a front-end process (representing the user interface) and a back-end process to maintain a database connection.

CLP包括前端进程(表示用户界面)和后端进程，可以用它们来维护数据库连接。

youdao

The company must spend to maintain its plumbing and constantly improve its interface, but once that's done, it stands back and collects its middleman money.

WSJ: Is Twitter Really Worth $10 Billion?