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A method and control device for solve on both face ends of the inside of the stretching transversely cut with the aid of a mineral present via the longwall face length and the movable doppelwalzenschraemmaschine
A method and control device for solve on both face ends of the inside of the stretching transversely cut with the aid of a mineral present via the longwall face length and the movable doppelwalzenschraemmaschine
