хүндийн тусгаарлагч төрөл ба алтны хүдэр боловсруулах …
тусгаарлагч нийлүүлэгчид . Tkvarcheli - Wikipedia. History. Coal mining, which began in the area in 1935, grew in importance during the Second World War, especially after the Donbass was lost during the German invasion of the Soviet Union.Tkvarcheli was given town status on 9 April 1942 . ... уурхайн салбар ...