长沙“空中重卡”：2分钟将290公斤物资吊运至悬崖峭壁之上

Moving 290 kilograms up a cliff? This drone from Lan Yuan Technology, based in Changsha, China, did it in two minutes — dropping construction supplies onto a 70-meter slope.

要把290公斤物资运上悬崖？来自中国长沙蓝源科技的这款无人机做到了，全程仅用时两分钟，成功将建筑物资投送到70米的陡坡之上。