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0200059979 20040826102707.0 s1969 tauab frb |000|||eng | NGL a637 飞行器探测地球资源计划情况评论 第3卷 水文学和海洋学. chi Second annual Earth resources aircraft program : status review. v.3, Hydrology, oceanography, and sensor studies / presented at the NASA Manned Spacecraft Center, Houston, Texas, September 16-18, 1969. Houston, Tex. : NASA, 1969. 1 v. (various pagings) : ill., maps ; 28 cm. At head of title: National Aeronautics and Space Administration. Includes bibliographical references. Aeronautics in earth sciences. ; Earth resources technology satellites. ; Earth sciences Remote sensing. United States. ; Manned Spacecraft Center (U.S.) National Aeronautics and Space Administration. NGL 280144 637 N21 v3 afqy b1 efqy0412