The paper presents the methods and researching condition of tunnel fire, the characteristic of emergency ventilation, and the system of rescuing and putting out fire in tunnels.
论文介绍了隧道火灾的研究方法及现状，火灾事故应急通风的特点，以及隧道火灾通风灭火救援体系。
To guide the design and operation of emergency ventilation system, intensive study on several key issues of emergency ventilation theory has conducted.
为了指导应急通风系统的设计与运行，本文针对应急通风理论中的若干关键问题进行了较为深入的研究。
In the emergencies of releasing toxic gas in public places, emergency ventilation system plays an important role for ensuring indoor occupants' safety.
在公共场所释放有毒气体的突发事件中，应急通风系统对于保证室内人员的安全起着至关重要的作用。
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