Question

英语翻译请帮忙翻译以下段落：地铁事故中以火灾事故危害最大.地铁作为一个封闭的地下空间,它与外界相通的仅有车站出入口、通风

Answer 1

Of all these subway accidents,fire accident may bring the most serious damage.Subway is a closed space,and it is linked to the outside world only by station entrances,ventilation booths and the entrance of the tunnel.In case of fire,due to inadequate ventilation,inadequate combustion,CO,CO2 and other toxic gas concentrations increased rapidly.Moreover,due to poor conditions of exhausting,a larger amount of smoke,heat gathere quickly,so the internal temperature will rise fast.Smoke spread through the same direction as the way people dispose,thus,subway accident will inevitably cause severe killing and injuring.Consequently,to understand the subway fire characteristics prior to the fire,and master its development will provide an important basis for the design of metro fire system.