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。
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。
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。
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。
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。
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。
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