Two bucket wheel excavators as used for continuous extraction in large-scale open-pit mining of commodities. The machines in this example measured 200 m in length and were employed for mining of lignite (brown-coal) in Eastern Germany. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5761 px × 3946 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |