煤炭行业必须依靠技术发展来可持续地满足全球能源需求
A proof tells us where to concentrate our doubts.
成功的关键在于坚持和持续改进。
"History is not the past but a map of the past, drawn from a particular point of view, to be useful to the modern traveller."
我们的农民是这个行业的支柱;我们必须用技术和公平的政策来支持他们。