【摘要】 <正>人类文明从懂得用火熟食开始。人类赖于生存和发展所使用的燃料,经历了植物燃料、固体燃料、液体燃料和气体燃料四个时期。人们常称21世纪是天然气时代。对LNG的利用,发达的国家正如日中天, 而它们中国整整落后了40年,直到最近才刚刚看到曙光, 很多知识需要学习,很多道理需要启蒙,很多经验需要借鉴。更多还原

【Abstract】 When man began knowing how to use fuel cooking,the civilization developed.The history of humankind using fuel can be divided into 4 eras:plant fuel,solid fuel,liquid fuel,and gas fuel.The 21st century is the natural gas century,the fuel consumption trend can reflect this point. But nowadays coal is still the main fuel in China.There is a long road to shorten this gap between China and advanced countries.更多还原