This paper pointed out that modern bridge CAD must be based on core database system and graphics support system.
论述了现代桥梁CAD系统必须以数据库系统和图形系统为支撑。
The prompt development of modem software & hardware technology provide us with advantage to develop a new generational bridge CAD system.
当代计算机软、硬件技术的迅猛发展为开发新一代桥梁CAD软件提供了技术保障。
This paper discusses the necessity of applying Database System to Bridge CAD. The constitution and system architecture of bridge CAD based on core database system has been studied.
指出了在桥梁CAD中采用数据库技术的必要性，叙述了以核心数据库系统为支撑的桥梁CAD系统的组成和体系结构。
The application of CAD technology in survey and design of the highway bridge promotes the technological progress of road transport industry.
介绍CAD技术在公路桥梁勘察设计中的应用，促进了公路交通行业的技术进步。
This design all design drawings adopt cad drawing, and the software design drawing bridge calculation, the computer make archives, typesetting, printing out figure.
本设计全部设计图纸采用计算机辅助设计绘制，和桥梁通软件计算设计绘图，计算机编档、排版，打印出图。
This paper mainly introduces the principle and composition properties of bridge crane CAD system for bridge structure.
介绍桥式起重机金属结构计算机辅助设计系统的软、硬件组成、主要功能和结构特点。
A certain amount of research results have been acquired in the bridge foundation and the development of CAD software applications in our own country.
国内在桥梁桩基CAD软件的开发和应用方面也取得了一定的研究成果。
The theory and methods of CAD for three-unit fixed partial dental prosthesis crown bridge are studied, which is based on the design technology of single dental prosthesis crown bridge design.
本文在基于特征的义齿单冠设计技术基础上，针对三单元固定冠桥的计算机辅助设计理论与方法进行了探索，形成了一套完整的冠桥设计路线。
Objective:To develop a Chinese-made CAD system of the framework of fixed bridge for clinical application.
目的：研制固定桥支架计算机辅助设计系统。
With the rapid development of computer technology, CAD technology has been widely used in bridge construction, and continues to bring new bridge designing software.
随着计算机技术的飞速发展，CAD技术被广泛应用于桥梁建设领域，各种桥梁设计软件不断推陈出新。
Engineering database was the core of Bridge Seismic CAD System.
工程数据库是桥梁抗震CAD系统的核心。
This paper describes a simple and easy method to make usual CAD tools with the LISP programming language for the bridge &.
如何应用Lisp语言制作常用CAD工具的简易方法，并给出了一些简便实用的CAD工具源代码，可供公路工程技术人员参考使用。
This paper describes a simple and easy method to make usual CAD tools with the LISP programming language for the bridge &.
如何应用Lisp语言制作常用CAD工具的简易方法，并给出了一些简便实用的CAD工具源代码，可供公路工程技术人员参考使用。
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