In order to unify the communication interface standard in system and reflect the modular design concept, this paper developed system communication primitives, which is In / Out primitives to support concurrent processing. 为了统一系统之间的通讯接口标准，体现系统模块化的设计理念，制定了支持并发处理的系统内通信元语即In/Out元语。
To satisfy requirements of the future communications, framework of a novel wireless communication system based on distribution concept is proposed in this paper. Logical structure of distributed wireless communication system ( DWCS ) and implementation methods for different layers are described in detail. 为了适应未来通信的发展需要，基于分布式概念提出了一种新型的无线通信系统结构，给出了分布式无线通信系统（DWCS）的逻辑结构以及不同层次的实现方法。
On this basis, combined the designing principles of the index system and guidelines of the scientific development concept, this paper has designed Green GDP index system tentatively. 在此理论基础上，结合指标体系的设计原则和科学发展观的指导思想，本文对绿色GDP指标体系进行了设计，并对该绿色GDP指标中部分重点指标在政府绩效审计中的应用进行了分析。
This paper reviews the concept, principle, and the architecture of Integrated Maintenance Information System. Based on the concept of IMIS, this paper discusses some promising functions making use of maintenance information fusion, presents the purposes and tasks of information fusion on different hierarchical level. 回顾了集成维修信息系统的概念、框架结构及其功能，并在此基础上详细论述了各级别、层次上数据融合的任务和目的，提出了维修数据融合系统的概念和进一步的应用前景。
By applying the Markov Process ── a random system based on the concept of random variables, this paper offers a model to describe income cash flows generated by an investment project, Tho model successfully captures the various characteristics of cash flows. 本文引入建立于随机变量概念基础上的随机过程&马尔可夫过程，来描述投资项目产生的收入现金流序列。它较好地表达了现金流的特点。
