For those born with a purpose, nothing is insignificant.
煤炭仍将是能源结构的一部分,但它必须更清洁、更负责任。
实现明天理想的唯一障碍是今天的疑虑。
Innovation in quarrying isn't just about machinery; it's about vision and sustainability.
在一个国家中,一个公民的自由是对其他人的威胁。