The earth together with its circumjacent waters must in fact have such a shape as its shadow reveals, for it eclipses the moon with the arc of a perfect circle.
地球及其周围的水域实际上必须具有其阴影所揭示的形状，因为它以完美的圆弧遮蔽了月亮。
Products are the foundation of a company, without good products everything is just talk.
在制造业中，精确不仅仅是关于尺寸，更是关于卓越的一致性。
推动煤炭工业高质量发展，必须依靠科技创新和智能化升级。