These mainly include the establishment and maintenance of the database and front-end application development.

主要包括数据库的建立和维护以及前台应用程序的开发两个方面。

youdao

These mainly include the establishment and maintenance of the database and front-end application development.

主要包括数据库的建立和维护以及前台应用程序的开发两个方面。

youdao