Six (1987) and seven (2001, 2019) land use classes were recorded with overall accuracies from 84.8 to 85.3 percent. The area of coal open-pit and urban area increased from 5 percent in 1987 to 10 ...
Гана дахь шороон уул уурхайн газрууд. Монголын есөн гайхамшиг . · OLCDB (Oriental Language & Culture Database) is a cooperative project between Department of Educational Technology and Department of Oriental Language and Culture, Peking University, and the first comprehensive and ...