Advances in machine learning (ML) and AI are emerging on a neardaily basis—meaning that industry, academia, government, and society writ large are evolving their understanding of the associated ...
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WhatsApp: +86 18838072829Longwall mining is a form of underground coal mining where a long wall of coal is mined in a single slice (typically m (2 ft 0 in 19 ft 8 in) thick). The section of rock that is being mined, known as the longwall panel, is typically 34 km ( mi) long, but can be up to km ( mi) long and 250400 m (8201,310 ft) wide.
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