- backfilling longwall
- rambleli uzunayak, dolgulu uzunayak
English to Turkish dictionary. 2009.
backfilling longwall
Look at other dictionaries:
coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… … Universalium
