在大量实验数据基础上，分析了型煤中各种成分（如挥发份、水分），型煤不同成型压力，型煤中添加固硫剂及助燃剂对型煤着火燃烧的影响。
Through these experiments, some factors influencing ignition and combustion of briquettes are analyzed, such as coal properties, different pressure on molding and the additives in briquette.
数百名游客和巴黎人站在那里看着火焰从屋顶上跃起，当大教堂的塔尖着火，燃烧，然后倒塌时，人们震惊并流泪。
As hundreds of tourists and Parisians stood and watched the flames leaping from the roof, there was shock and tears as the cathedral spire caught fire, burned, and then collapsed into itself.
一些不小心掉下来的木头着火了，开始燃烧。
Some of the wood that had been carelessly thrown down, caught fire and began to blaze.
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