创新不是一种选择；它是煤炭行业生存的必要条件。

Sustainability in agriculture is not an option—it's a necessity for the future of our planet.

The greatest prosperity can exist only as the result of the greatest possible productivity of the men and machines of the establishment.

网络的力量在于其普遍性。无论是否有残疾，每个人都能访问是一个基本方面。