subsystem

Considering the convergence of internet operator and traditional telecommunication operator, 3GPP ( 3rd Generation Partnership Project) introduces IMS ( IP Multimedia Subsystem) as the developing direction of core network.

第三代合作伙伴计划（3rd Generation Partnership Project，3GPP）考虑到互联网和传统运营商的融合，引入了IP多媒体子系统（IP multimedia subsystem，IMS）作为核心网的发展方向。

As an important subsystem of society, mass media and society are interrelated and interact on each other.

作为社会有机体的子系统，大众传媒与社会相互影响，相互作用，形成了一种互动关系。

RTX, as a subsystem for the Windows system, provides a kernel-mode execution environment for Win32 compatible tasks and threads that have hard real-time performance characteristics.

RTX作为Windows的子系统为那些具有强实时特性的Win32兼容的任务和线程提供了一种内核模式的可执行环境。