PREVIEW
... ightly concealed pile of rocks.
Dozens of impact crushers, hammer mills, compound crushers, and other crushing equipment, as well as drilling rigs, ball mills, vibrating screens, sand washers, and belt conveyors, were neatly arranged in front of a semi-elevated entrance.
This entrance was approximately seven to eight meters wide and angled downward at forty-five degrees into the ground, with a smooth and wide avenue cleared by human hands extending from the entrance to the edge o ...
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