【摘要】 本文介绍了利用无人飞机和直升飞机机载光学传感器,沿江河走向对5.12汶川地震产生的山体滑坡、崩塌等地貌变化造成的堰塞湖和相关灾害进行高分辨率、低空遥感的灾害信息获取和灾情评估技术;展示了部分灾后遥感影像;并给出了灾后应急信息采集技术框架方案。更多还原

【Abstract】 5.12 Wenchuan Earthquake damaged the topography of Nongmeng mountain range from North-West to North-East of Sichuan Provence greatly.It made a lot of dammed lakes,the main reason of secondary damage.The paper introduces the technology of the low altitude RS(Remote Sensing) with high surveying resolution and damage evaluation technology to the dammed lakes along the river due to earthquake landslip.The aerophotographes of the damaged area are showed and the technology construction of the damage information collection is suggested.更多还原