Measurements of Ocean Surface Topography using the ERS-1 Radar Altimeter

北京大学沈长寿等，南极中山站电离层的极区特征，利用数字测高仪，介绍南极电离层分布情况及相应特点。-Peking University Shen longevity, the Antarctic Zhongshan Station polar ionosphere characteristics, the use of digital altimeter, describes the distribution of the Antarctic ionosphere and the correspo