查询词典 computer-aided design

This paper briefly describes the design and implementation of IBM 3276 emulator for the North-Star micro-computer system.

本文着重介绍了北极星微型机系统上IBM 3276仿真软件的设计和实现。

The idea of a stored-program computer was already present during ENIAC's design, but was initially omitted so the machine could be finished sooner.

的想法，存储程序计算机已经在场埃涅阿克的设计，但是最初忽略这样的机器可以完成越快。

This system is a distributed and distant communication system with PC as epigyny computer and 8098 SCM as hypogyny computers. The authors deeply research hardware structure and soft design of this system and draw up a plan for this system.

该系统是由PC机为上位机、6台8098单片机为下位机的远距离分布式通信系统，作者对系统硬件结构和软件设计进行了深入的研究，提出了系统的实现方案。

Abstraet : In this paper, we design a Distributed Control System, which is composed by epigyny computer, hypogyny singlechip 89C51, and other assistant equipments, such as sensor, transducer.

本文设计了以PC机为上位机、AT89C51单片机为下位机，并辅之以传感器、变频器以及相关接口部件的二级集散压力控制系统。

Abstraet:In this paper, we design a Distributed Control System, which is composed by epigyny computer, hypogyny singlechip 89C51, and other assistant equipments, such as sensor, transducer.

以PC机做为上位机、AT89S51单片机为下位机，并辅之以传感器和变频器以及相关接口等部件的二级集散压力控制系统。

By rational designs of mechanical structure and plan, the system uses PLC as the core of control on site, and accomplishes control of the installment and debug of the system step by step by software configuring design of the touch panel. Industrial computer, the centre of monitor, control and management of the system, composes epigyny and hypogyny machines' real-time monitoring and controlling system with PLC by designing the communicative model and program, and accomplishes man-machine dialogue in form of suppositional panel by designing supervisory software. Meanwhile, we also adopt client/server model and realize long-distance supervision of impact sensitivity experiment by program designing.

系统通过合理的机械结构和方案设计，采用PLC作为现场控制核心，通过对触摸屏软件组态设计，完成了系统现场安装、调试时的单步控制功能；作为系统的监控、调度中心的工控微机通过通讯模式和程序设计，与PLC组成上、下位机实时监控系统，间接地实现了对撞击感度试验的监控，并通过上位机实时监控管理软件的设计，以虚拟面板的形式较好地实现了人机对话；采用客户机／服务器模式，通过软件编程实现了撞击感度试验的远程监控功能。

Introduces core of AVR single chip ATmega128, Use unconnect card collection system of highway ,Given hard ware design ,Compile collection soft ware based on data-base and VB. Achieve communication with epigyny computer,.

给出了系统的硬件设计，同时基于数据库技术并采用VB编写了收费系统软件管理系统，并实现了与上位机通讯，最后分析了 IC卡收费系统的安全性措施。

Analyse the status of the charge collection system of the motorways and indicate its demerits. Introduces core of AVR single chip ATmega128, Use unconnect card collection system of highway, Given hardware design, Compile collection software based on database and VB. Achieve communication with epigyny computer. Lastly analyse IC card collection safety. It simulate collection from Xi'an to Tongguan. Experiment attest high efficiency, rapidness and safety.

分析了当前高速公路收费系统的现状，指出了其存在的不足和缺陷，提出了以AVR单片机ATmega128为核心处理器，采用非接触式IC卡技术的高速公路收费管理系统；给出了系统的硬件设计，同时基于数据库技术并采用VB编写了收费系统软件管理系统，并实现了与上位机通讯，最后分析了IC卡收费系统的安全性措施；该收费系统模拟了西安至潼关的高速公路收费，实验证明该系统具有收费效率高，放行速度快，安全性高等特点。

Design of irregular template based on the concentric equipotential line of target contour,combined with the projection,can quicly and efficiently realize automatic identification and position of irregular images by the computer.

针对工业自动装配产品过程中异形工件出现旋转后的定位问题，提出一种新的异形目标识别方法，设计基于目标轮廓的同心等势线异形模板，并结合圆投影方法，能快速有效地实现计算机对异形目标的自动识别与定位。

The software and hardware realizing scheme of high performance, AC servo system based on the digital-analog mixed type of 16 bits high performance, single piece micro computer 80C196 is presented in this paper It expounds the theory and method of system design for industrial applications, and it also gives out the situation of system industrial applications Based on the analysis of the influential characteristics of servo system the method of improving the system precision, estimative model of loading torque and instantaneous velocity, compensative predictive control under low speed motion are dicussed in this paper.

论述了面向工业对象的系统设计原理与方法。并给出了本文系统工业应用的情况。在分析影响交流伺服系统性能的基础上，提出了改善系统精度的方法，给出了负载力矩和瞬时转速的估计模型，研究了低速运行时的补偿预测控制，提高了伺服系统低速稳定运行的范围。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。