the mountain area in Beijing
the mountain area around the Sichuan Basin
The mineralization belt of the Middle and Lower Reaches of the Yangtze River area
the middle section of south belt of Beishan mounta
the middle section of Nanling mountain
The Middle Route Project of the South to North Wat
the Middle Route Project for the South to North Water Transfer
the Middle Route of the South to-North Water Diver
the Middle Route of the South to North Water Transfer Project
The middle reaches of Qinhe River area
the middle part of Qinling area
the middle of the South China Sea Basin
the Middle Line of Water Transfer Project from South to North China
the middle line engineering of transferring water from the South to the North of China