论世界上最大、最高的高原，当然是青藏高原。它有着独一无二的地理位置和复杂的自然、地质条件，青藏高原被人们称为“世界屋脊”。青藏铁路的格拉段穿过永冻土地区约547km，岛上的另一部分，深季节冻土区土壤和冻土沼泽湿地和湿地坡，穿过线海拔高度超过4000m，面积大约为960km，在唐古拉山地区，最高海拔5072m，为世界的轨道。格尔木到拉萨，青藏铁路部分的总长度约100km，毫无疑问，冻土是青藏高原冻土解决最大的问题之一。%The Tibetan Plateau is the world's largest and highest plateau, the unique geographical location, natural conditions, and complex geological conditions,known as the "Roof of the World","Earth's third pole",said. Tibet Railway will pass through the permafrost area, about 547 km, another part of the island, deep seasonally frozen soil and permafrost wetlands and wetland slope,across the line altitude over 4000 meters,an area of about 960 km,in Tanggula region,the highest elevation of 5072 meters,is the world's orbit. Geermu to Lhasa, the Qinghai-Tibet railway portion of the total length of about 100 km, no doubt, is the Qinghai-Tibet Plateau permafrost solve one of the biggest problems.
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