空间遥感已经成为当今世界各国展现国家科技实力,促进经济社会发展,维护国家安全的重要领域。国家农业与粮食安全、新一轮土地资源调查与监测、水资源、生态安全、灾害监测与救援、城市发展与城镇化,构建和谐社会等各主要领域的中长期发展规划和“十一五”规划中都提出了对遥感 Spatial remote sensing has become an important area in various countries in the world to showcase the country’s scientific and technological strength, promote economic and social development, and safeguard national security. Medium and long-term development planning in major fields such as national agriculture and food security, new round of land resources survey and monitoring, water resources, ecological security, disaster monitoring and rescue, urban development and urbanization, and building a harmonious society, and the “Eleventh Five-year Plan” Plans have been made for remote sensing