煤炭是我国的能源优势,以煤代油是我国的重要能源政策。我国的石油产量按人均水平很低。石油产量在本世纪末计划达到2亿 t,从现在起平均每年要增产600多万吨,任务是非常艰巨的。我国是人口众多的大国,今后的石油需要量是很大的。有的用油设备又是无法替代的,如汽车、飞机、拖拉机、内燃机车等动力机具。以石油为原料的石油化工,已成为国民经济的重要支柱之一。目前不仅 Coal is our country’s energy advantage. The replacement of coal with coal is an important energy policy in China. China’s oil production is very low per capita. At the end of this century, oil production is planned to reach 200 million tons. From now on, an average annual output of more than 6 million tons will be produced. The task is very arduous. China is a large country with a large population. The future oil demand is very large. Some oil equipment is irreplaceable, such as automobiles, airplanes, tractors, diesel locomotives and other power tools. Petroleum-based petrochemicals have become one of the major pillars of the national economy. Currently not only