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吉隆地处西藏西南部,以县城所在地宗嘎镇(海拔高度4125米)北面的马拉山为界,大体上可将吉隆的地形分为南、北两部分,其北部属雅鲁藏布江上游河谷区,平均海拔高度在4500米左右,平缓起伏的高原山谷和开阔的草原相交织;从宗嘎镇向南,开始进入到吉隆河谷,这条古代河谷由于河流的切蚀作用形成为高原峡谷,吉隆藏布(吉隆河)从北向南奔
Geelong is located in the southwestern part of Tibet, with the Malashan Mountain to the north of Zonggar Town (4125 meters above sea level) where the county seat is located. As a boundary, the terrain of Geelong can be roughly divided into two parts, south and north. Its northern part belongs to the upper reaches of the Brahmaputra, The average altitude is about 4,500 meters above sea level. The gently rolling plateau valleys and open grasslands are intertwined. From Zonggar town to the south, it begins to enter the Geelong valley. This ancient river valley is formed by plateau valleys, Cloth (Geelong River) from north to south Ben