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(military) the Japan Air Self-Defense Force
My brother is a member of the Japan Air Self-Defense Force.
(engineering) aerospace engineering
He is majoring in aerospace engineering.
drone (unmanned aerial vehicle, (UAV))
Operating a drone is difficult.
National Aeronautics and Space Administration; NASA
The National Aeronautics and Space Administration announced a new space exploration plan.
the National Aeronautics and Space Administration
the North American Aerospace Defense Command; NORAD
The North American Aerospace Defense Command is responsible for the aerospace defense of North America.
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