Просмотр по теме "engineering solutions"
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THE CONCEPTUAL FOUNDATION OF HARMONIZATION OF DIMENSIONAL DESIGN SOLUTION WHILE PLANNING AND WORKING OUT OF COAL-GAS DEPOSITS BY UNDERGROUND METHODS (2018)Following the 25th World Mining Congress in Astana, it is concluded how important the coal mining industry nowadays. There are only a few energy sources that can produce heat and electricity day-and-night. ...