Risk management in mining isn't about eliminating all risks - that's impossible - but about understanding and mitigating them intelligently.
圆的周长大于任何内接等边多边形的周长,小于任何外切多边形的周长。
基建是国家的脊梁,我们要用智慧和汗水铸就百年工程。
We must balance the need for energy with the need to protect our planet.