青藏高原素有“世界屋脊”之称。它拔地而起、巍然矗立,地域辽阔,北起昆仑,南至喜马拉雅,西迄喀喇昆仑,东抵横断山。从地图上看,青藏高原像一只矫健的驼鸟雄踞祖国的西南边陲,帕米尔高原是头,昆仑山、阿尔金山是背,喜马拉雅山是胸脯,横断山是腿。它好像正迈开脚步,向前奔跑。同其大致相互平行的一系列巨大山系,即东 The Qinghai-Tibet Plateau known as “the roof of the world,” said. It stands upright, stands tall, vast territory, Kunlun north, south to the Himalayas, west to Karakorum, east Hengduan Mountains. From the map, the Qinghai-Tibet Plateau like a strong ostrich in the southwestern border of the motherland, the Pamirs is the head, Kunlun Mountains, Altun is the back, the Himalayas are chest, Hengduan Mountains are legs. It seems to be taking a step forward and running forward. A series of huge mountains parallel to its general parallel, that is, east