随着我国经济建设的飞速发展,高层建筑如雨后春笋般的大量崛起,人们往往赞美它是立体的画面,空中的雕塑,凝固的音乐,高层建筑给人们带来节约城市用地、便利生活、便于交往的好处的同时也伴随着一个致命的弱点——火灾。因为高层建筑主体较高,结构复杂、竖井管道多、抽拔力强,所以,着火后烟火上升快,蔓延迅速,情况变化急剧;人 With the rapid development of China’s economy and the rise of tall buildings mushroomed, people often praise it as a three-dimensional picture. Aerial sculpture, solidified music and high-rise buildings bring people convenience for living and convenient living The benefits are accompanied by a deadly weakness - fire. Because of the high main body of high-rise buildings, the structure is complicated, the shaft has many pipes, and the pulling force is strong, the fireworks rose rapidly and spread rapidly after the fire and the situation changed rapidly. People