The secondary disasters often take place following the destructive earthquake, such as poison gas leakage and diffusion, fire, blast, etc.
破坏性地震伴随发生的火灾、毒气泄漏与扩散、爆炸等次生灾害所造成的损失不容忽视。
The assessment of inherent danger include the danger of Fire & Explosion and the the danger of the leakage & diffusion of poison and the synthetic assessment of both of them .
固有危险性评价包括：火灾爆炸危险性评价和毒物泄漏扩散危险性评价以及两者的综合评价。
The study of the hazardous material (HazMat) leakage and diffusion is the base of emergency management.
对危险化学品泄漏扩散的研究是事故应急救援的基础。
The study on the leakage and diffusion of the hazardous material (HazMat) is the base of emergency management.
对危险化学品泄漏扩散的研究是事故应急救援的基础。
For the leakage accident, the researching emphases are leakage scale and diffusion mode, the article gives attention to evaluate the environmental damage either.
对于泄漏事故，则着重在泄漏规模和扩散形式的研究，也兼顾了环境损害影响的评价。
Uncertainties in the occurrence of the leakage, the intensity of leakage source, and the diffusion model in the process of the risk assessment of urban gas leakage are discussed.
讨论了燃气泄漏事故风险评价中泄漏的发生、泄漏源强度、扩散模式的不确定性问题。
The system also has various data bases, the scheme for investigating and prosecuting accidents, and calculation model for monitoring gas leakage and diffusion.
系统还具有各种数据库、事故处理方案、监测气体泄漏扩散计算模型等重要功能。
The research results showed that the boosted wind speed or the velocity of gas leakage accelerated the gas diffusion, and the diffused gas concentration to the leeward side was decreased.
通过对泄漏气体扩散边界的研究，可确定泄漏气体扩散形成的危险域。
This model takes into account both the diffusion resistance of the membrane phase in non-steady state and the diffusion resistance of the external phase boundary film and the membrane leakage.
该模型不仅考虑了非稳态下膜相扩散阻力，而且还考虑了外相边界层的扩散阻力及膜破裂。
In this paper, the numerical simulation and dynamic emulation of poison gas leakage and diffusion that possibly occur in the destructive earthquake are studied.
本文在破坏性地震中可能发生的次生毒气泄漏与扩散灾害的数值模拟与动态仿真研究的基础上，分析了影响毒气扩散的主要参数。
By comparison with the experimental results, a primary numerical calculation was carried out, for which gas diffusion moves around a building when poisonous gas leakage occurred.
在与实验结果对比的基础上，对某建筑小区环境下有害气体连续泄出的扩散迁移过程进行了初步数值计算。
In this paper, the simulation of poison gas leakage and diffusion based on GIS ArcView3.
本文研究基于经典高斯扩散模式但适用于风向变化条件的毒气扩散模型。
In this paper, the simulation of poison gas leakage and diffusion based on GIS ArcView3.
本文研究基于经典高斯扩散模式但适用于风向变化条件的毒气扩散模型。
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