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polar orbiting geophysical observatory
meaning in Chinese
极地轨道地球物理观测台
极地轨道地球物理观测卫星
Examples
Polar orbiting geophysical observatory
极地轨道地球物理观测卫星
Related Words
regional geophysical survey
helwan observatory
polar survey
polar modulation
polar signal
polar research
polar operation
polar route
polar organization
polar mode
polar orbit meteorological satellite
polar orbit trajectory
polar orbiting lunar observatory
polar orbiting meteorological satellite
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