快门人生
@ShutterLife888
가입 April 2023
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7月30日，2026中国航空科普大会在天津举办，含无人机大赛总决赛和科普教育展等活动。
On July 30, the 2026 China Aviation Science Conference was held in Tianjin, featuring the 10th National Youth Drone Competition finals and #Drone#
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