我国土地辽阔,地势复杂,在9597000平方公里的国土上,包括了从海拔10米以下的长江三角洲平原到海拔4000米左右的青藏高原。由于我国山地面积占全国土地面积的60％左右,因而、我国地形上很大的一个特点是高原较多。研究、了解并掌握高原地区(特别是青藏高原是世界最高的高原)的人体生理特点和机体对高原的适应 China’s vast land and complex terrain, 9597000 square kilometers of land, including from the elevation of 10 meters below the Yangtze River Delta plain to an altitude of 4000 meters above the Qinghai-Tibet Plateau. As China’s mountainous area accounts for about 60% of China’s land area, a great feature of China’s terrain is that there are more plateau areas. To study, understand and master the physiological characteristics of the human body in the plateau region (especially the highest plateau in the Qinghai-Tibet Plateau) and the adaptation of the body to the plateau