During sea-state remote sensing by skywave OTH radar,the received sea-surface echoes may be smeared by the ionospheric slow phase-path modulation.

• 在用天波超视距雷达进行海态遥感时,因电离层慢相径调制污染致使海面回波谱质量下降,直接影响到遥感海态参数估计。