Video / Unmanned System[无人系统]

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Vides:Butterfly UAV
视频:以色列蝴蝶(Butterfly)无人机
    The butterfly UAV is a Paramotor glider (Paraglider) based UAV.. 13-10-26
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    Vides:Butterfly UAV  
    视频:以色列蝴蝶(Butterfly)无人机
        The butterfly UAV is a Paramotor glider (Paraglider) based UAV.... [2013-10-26]