approximate railway location 铁路选线 ; 铁道选线
mountain railway location 山区铁路定线
railway location CAD 铁路定线CAD
selecting railway location 铁路线路方案
environment railway location 环境选线
environmental railway location 环境选线
d railway location design 三维选线设计
3D railway location design 三维选线设计
The principles of developing a railway location CAD system are discussed.
本文对铁路定线CAD系统开发的原理进行了介绍。
Knowledge expression model is one of the kernel parts in the Virtual Environment Railway Location System.
知识表达模式是虚拟环境选线设计系统实现智能功能的关键部分。
The structure of railway location engineering database management system was discussed in the dissertation . And a structure of Multiple Database System was applied to this system.
对铁路选线工程数据库管理系统的体系结构的实现方法进行了比较分析，最后决定该系统应采用多数据库系统结构。
应用推荐