geometric database

The system includes building the geometric database of the missile configuration, computing the aerodynamic performance and RCS ( Radar Cross Section), and handling the multi-objective optimization problem.

该优化系统主要包括，对导弹外形的几何数据处理，对导弹气动特性和雷达散射面的分析计算，以及对多目标优化问题的处理。

The design method based on the boundary representation of geometric objects is proposed for a geometric moulding system graphic database. Its implementation on the UNIFY relational database management system and the design of C language interface are illustrated.

本文以几何体的边界表示法为基础，提出了一个几何造型系统的图形数据库设计方法，并介绍了该方法在UNIFY关系数据库管理系统上的实现及C语言接口设计。

With the popularity of Internet and the Ever-changing development of information industries as well as the increasingly sophisticated computer technology, business data showed a geometric growth, so database technology has been more widely used.

随着Internet的普及和信息产业日新月异的发展以及计算机技术的日益成熟，业务数据量呈现了几何式的增长，数据库技术得到了更加广泛的应用。

Building the geometric database of the missile configuration means the generation of the fitted coordinates.

导弹外形的几何数据处理，主要指生成了导弹贴体网格。

The Idea on Founding Jiangsu Province Geometric database on the Scale of 1/ 10000

关于建立江苏省1：1万地形数据库的构想