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节约能源、保护环境是当今世界共同的宣言和课题。汽车以其快捷、舒适、方便成为现代文明的标志。随着我国经济的快速发展,汽车燃油消耗每年以20%以上的速度增长。我国石油资源短缺,汽车尾气排放严重,迫使人们关注汽车燃料的经济性,这对我国现代化建设又好又快的发展具有重大的战略意义。运营客车的燃油
Saving energy and protecting the environment are the common manifesto and topics in today’s world. Car with its fast, comfortable, convenient to become a symbol of modern civilization. With the rapid economic development in our country, the fuel consumption of automobiles grows by more than 20% each year. The shortage of oil resources in our country and the serious emission of automobile exhaust force people to pay attention to the economy of automobile fuel, which is of great strategic significance for the sound and rapid development of our country’s modernization. Operating the bus fuel