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1 nongassy mine
Техника: негазовая шахта -
2 негазовая шахта
1) Geology: non-fiery mine, open light mine2) Engineering: naked-flame, naked-flame mine, naked-light mine, non-gassy mine, nongassy mine, open-lamp mine3) Mining: non-gaseous mine, non-safety-lamp mine, open-light mine
См. также в других словарях:
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