At present the most economical convenience method is spreadingfire protection coating to the steel structure.
目前，最经济方便的方法就是对钢结构涂覆防火涂料。
2
The spreading blaze trapped soldiers and local residents trying to put out the fire .
蔓延的火焰将正在扑火的战士和群众逼入困境。
3
It indicated that the women guards had stayed behind to wait out the end of the fire, to prevent any of them from spreading and to prevent any attempts to escape under the cover of the flames.