数据库实现了多种操作功能：有多途径检索、录入、修改、删除、数据提取、打印、数据备份、帮助。

Many functions have been realized in our database, for example, multi-aspect query, loading, modification, deletion, extraction of data, printing, backup and help.

youdao

对任意定义的数据，在完成修改、过滤、排序等功能的基础上，还可实现任意复杂的图形曲线、报表显示与打印。

Based on the functions of data modification, filtration and sorting, the display and print of any graph, curve and log are realized.

youdao

对任意定义的数据，在完成查询、过滤、分组、排序等功能的基础上，还实现了任意图形曲线，报表的显示与打印。

Based on the functions of data research, filtration, packaging and sorting, the display and print of any graph, curve and log are realized.

youdao