开源的RTI开发包，RTI是用于支持分布式仿真开发的支撑平台，为上层仿真程序提供符合IEEE 1516规范的服务。,RTI open source development kit, RTI is used to support the development of distributed simulation supporting platform for the upper simulation program in line with the IEEE 1516 specification

Hadoop 是一个实现了 MapReduce 计算模型的开源分布式并行编程框架，借助于 Hadoop, 程序员可以轻松地编写分布式并行程序，将其运行于计算机集群上，完成海量数据的计算。-Hadoop is an implementation of the MapReduce computation model of the open-source framework for distributed parallel programming, through the use of Hadoop,