OSP (online service provider)

With the rapid development of instant message system,as a main composition of the system,presence service has been more and more regared,by which the ability and willingness of users can be exchanged.

随着即时通讯系统的迅速发展,存在服务作为即时通讯系统的重要组成部分,因其能够在用户之间相互传送各自的通讯能力和通讯意愿,越来越得到人们的重视。

This article provides an overview of the historical development of service-learning, defines the concept and places it within a meaningful context for nurse educators, explores essentials for success, and describes the importance of reflection for an effective service-learning experience.

本文对在护理服务中学习的理论基础作了较详细的介绍 ,论述了在服务中学习的历史、基本概念 ,并以护理教育工作者的工作环境为实际背景 ,探讨了取得成功的因素 ,还介绍了反思对获取有效的在服务中学习体验的重要性。

In GSM network, it is a familiar problem that the subscriber no existing in the service area.

GSM用户不在服务区是一个常见的问题,本文深入分析了GSM寻呼规程,从九个方面对造成GSM用户不在服务区的原因进行了分析。