Sentinel-3A卫星测高数据监测长江中下游河流水位变化
娄燕寒, 廖静娟, 陈嘉明

Monitoring water level changes in the middle and lower reaches of the Yangtze River using Sentinel-3A satellite altimetry data
LOU Yanhan, LIAO Jingjuan, CHEN Jiaming
图3 雷达高度计回波波形
Fig.3 Waveform of Radar altimeter