Secondly, design and implementation of the subsystem is described in detail. Comprehensive services subsystem is mainly used for basic data entry, data maintenance and reporting management.

其次，对子系统设计与实现进行详细的阐述，综合业务子系统主要包括基础数据录入、数据维护和报表管理。

youdao

It turned out that 75% of the new dollars were to come from taxing consulting, maintenance and other basic services sold to businesses.

FORBES: Who says massages aren't essential?