smoke spread

基本解释

The smoke spread north into Texas and surrounding states, reported the Smog Blog.
烟雾搜索报道说，这些烟雾扩散都北部进入了德克萨斯州与周围地区。
Therefore, the study on features of fire smoke spread and harmfulness of the railway tunnel is of great significance.
因次，对特长铁路隧道火灾烟气蔓延特性及危害性的研究具有十分重要的意义。
In this paper, we simulated smoke spread of multi layer and multi room building fire using network model and introduced the basic theory, methods and some key technologies of network simulations.
应用网络模型对多层多室建筑火灾烟气运动过程进行数值模拟，介绍了网络模型的基本方法、网络模型的关键技术处理。

Concrete dust and smoke spread across the street in the early evening hours, causing passers by to run for their lives as the largest of the three buildings, a 20 story commercial tower called Edificio Liberdade (The Liberty Building), imploded right outside the famous Municipal Theater in downtown Rio.
FORBES: Three Buildings Collapse In Rio de Janeiro
The investigators watched as the fire quickly consumed the couch, sending upward a plume of smoke that hit the ceiling and spread outward, creating a thick layer of hot gases overhead—an efficient radiator of heat.
NEWYORKER: Trial by Fire