白宫官员宣布了一项新的太空政策，其重点是对各大公司和政府向太空发射的越来越多的卫星进行管理。
Officials at the White House announced a new space policy focused on managing the increasing number of satellites that companies and governments are launching into space.
他并不熟悉另一项为立方体卫星设计的电力推进系统。
He is not aware of another electric propulsion system designed for CubeSats.
粮农组织正在开展一项调查，利用卫星观测，希望能提供一个更加详细的评估，并应在明年年底出版。
The FAO is conducting another survey using satellite observations that they hope will provide a much more detailed assessment, and should be published at the end of next year.
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