China is rich in various energy resources. Coal and petroleum, for instance, are two major trees.They ave essential in developing the country's industry, ,science and technology.China has done a great deal in the past few decades to raise the output of coal and petroleum.

　　中国能源丰富，譬如，煤和油是两种主要资源。这些能源在发展国家工业、科技方面是必要的。在过去的几十年中，为了提高煤和石油的产量，中国已经做了大量的工作。