写真　

Drone fire extinguishing system appeared, applied to extinguishing high-rise buildings-China

　
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This drone technology is at the top level in China, the development agency has full intellectual property rights, and has already formed more than 20 drone fire extinguishing patents.　

At the fire site of a skyscraper, a drone with a sci-fi design descends, hovering outside the window of the fire floor, aiming ...　→ Continue reading

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