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People's Daily, China on Twitter: "China's self-developed heavy-duty drone Friday transported engineering materials weighing 300kg to the construction site 3,000m above sea level in Lijiang, Yunnan, marking the country's first application of
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Heavy Duty Drones Cleared for Take Off in New York #drone #droneday « Adafruit Industries – Makers, hackers, artists, designers and engineers!
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