835 tph бутлуурын машин Болгар
835 tph бутлуурын машин Болгар. Mongolia Screen бутлуур 865 tph. Конусан бутлуурын гаралт 150T H. Charles H. Townes Wikipedia. Charles Hard Townes (July 28, 1915 January 27, 2015) was an American physicist and inventor of the worked on the theory and appliion of the maser, for ...