A three-phase signal source generator based on single-chip microprocessor is presented in this paper…The function , technical specification , hardware and software are explained in detail.
简要叙述单片机三相信号发生器的设计思想和开发方法，并对系统的功能，技术指标，硬件电路，软件设计，及使用方法作了说明。
A scheme of temporal specification using function construct of classical B AMN is proposed to support specification and verification of real-time software system.
提出一套利用B方法中经典AMN记号表达时态规约的函数结构方案以支持实时软件系统的规约和验证。
This paper suggests the method by which function point estimates the size and software requirement specification in the developing process based on TSP;
本文介绍了在基于TSP的开发过程中，利用功能点对有效规模、需求说明书进行估计的方法；
Its basic function is to assist system analyst to analyze the requirement of the developed system, and to get an intact and accurate software requirement specification which is made up of Data Fl.
需求分析工具用于软件工程的需求分析阶段，它的基本功能是辅助系统分析人员对开发的系统需求进行分析，最终得到由数据流图和数据字典组成的完整而准确的软件需求规约。
Its basic function is to assist system analyst to analyze the requirement of the developed system, and to get an intact and accurate software requirement specification which is made up of Data Fl.
需求分析工具用于软件工程的需求分析阶段，它的基本功能是辅助系统分析人员对开发的系统需求进行分析，最终得到由数据流图和数据字典组成的完整而准确的软件需求规约。
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