通过对火灾时烟气发生量及烟气流场的分析，建立了舞台空气幕计算的数学模型并求数值解。
Based on an analysis of the predicted volume and flow field of the smoke generated in case of fire, sets up a mathematical model and works out its numerical solution.
在此基础上，提出了一种新的基于GIS技术、遥感技术和数学建模等技术的森林火灾预报预测模型。
On the basis of this, this paper puts forward a new kind of forest fire forecast and spreading model based on GIS technology, the remote sensing technology, mathematics modeling.
采用事件树分析法进行风险分析并建立了数学模型，包括火灾模型、有效释放率模型、热强度极限值、危险区域等式四部分。
Accident tree analysis is applied to risk analysis and a mathematical model is established, including fire model, effective release rate model, heat intensity threshold and hazard area equation.
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