去年以来,像全球的石油和天然气价格发生了剧烈的变化那样,国际能源资源的供求关系日趋紧张,煤炭不仅对中国,对整个世界来说,都是十分重要的能源之一。考虑到煤炭资源的未来,我们必须科学、合理来使用煤炭。与此同时,从全球环境角度来看,煤炭与其它化学原料相比, Since last year, as the global oil and gas prices have undergone dramatic changes, the supply and demand of international energy resources has become increasingly tense. Coal is one of the most important energies not only for China but for the entire world. Taking into account the future of coal resources, we must use coal scientifically and reasonably. At the same time, from a global environmental perspective, compared with other chemical raw materials,