PREVIEW

... a little bit in mining practice, and slowly explore and improve.

For example, in a brown coal mine in Hamburg, Germany, engineers designed and manufactured the world's largest single-unit construction machinery, the 293 type scoop wheel excavator, in order to increase production capacity to the limit.

This excavation machine is activated and can mine nearly 150,000 tons of coal mines every day.

Engineers have taken mechanized mining to the limit.

But from design to m ...

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