其中主要工作包括：首先，对三维场景建模技术做了一些研究。
The main content is organized as follows:Firstly, some research on 3-D scene modeling technology is made.
三维符号的自动建模是三维符号设计的难点，也是提高三维场景建模速度的关键。
Automatic modeling is the most difficult in 3D symbol designing, and it's import key of quckly modeling scene.
文章论述了采用不同方法进行油库及消防设施三维场景建模的过程，重点阐述了交互式灭火预案的实现方法。
It introduces the three-dimensional modeling process of oil warehouse and fire fighting device and discusses the way to implement the interactive fire fighting project.
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