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Terms for subject United States containing survey | all forms | exact matches only
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Coast and Geodetic Survey海岸与大地测量局
earth resources survey program地球资源勘测计划
Gravsat earth gravity survey satellite地球重力测量卫星
infrared background signature survey红外背景特征探测器
Joint Strategic Survey Committee联合战略研究委员会
National Geodetic Survey国家大地测量局
national oceanic survey satellite国家海洋勘测卫星