本系统基于DMS电信服务需求为主要研究背景，采用C/S架构，和C++程序设计，系统服务器端采用Socket通信，和Unix多线程程序设计，完成并实现了以Unix作为后台服务器的电信服务管理系统。-The system based on the demand for telecommunications services in DMS as the main research background, the use of C/S architecture, and C++ programming,

A useful short manuscr ipt by Gretar Tryggvason to start learning about direct numerical simulation of multiphase flows.