That part of a flight, in which the paraglider is not towed, carried or assisted by another aircraft or separate external or jettisonable power source.
飞行伞没有被拖曳,运载或经由另一个航空器或独立外或可抛式动力源协助,所作飞行。
That part of a flight, in which the paraglider is not towed, carried or assisted by another aircraft or separate external or jettisonable power source.
飞行伞没有被拖曳,运载或经由另一个航空器或独立外或可抛式动力源协助,所作飞行。
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