在70年代,世界石油价格上涨,美国发生能源危机,燃料短缺。从那时以来,美国就着手开发交通燃料的代用品。生产醇类燃料工业得到了很大的发展,市场不断扩大,混醇汽油的使用愈来愈受到重视,它的经济效益日益明 In the 1970s, the world’s oil prices rose, the United States had an energy crisis, and fuel shortages. Since then, the United States has embarked on the development of transportation fuel substitutes. The production of alcohol fuel industry has achieved great development, the market has been expanding, and the use of mixed-alcohol gasoline has received increasing attention. Its economic benefits have become increasingly clear.