As the key part of business support system (BSS), account system plays an important role in income security of telecommunication carriers.

BSS帐务系统是电信业务支撑系统(BSS)的重要组成部分，是电信运营商收入保障关键环节。

youdao

The business operation support system (BOSS) is a support system of business operation, management integration and information share for telecommunication operation business.

业务运营支撑系统(BOSS)是电信运营商业务运营、管理一体化及信息资源共享的支撑系统。

youdao