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Chapter 31 Submarine stealth
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... and also mapped the topographic map of the ocean floor.
Compared with the sky, the drone's stealth on the ocean floor is very energy-intensive. After all, it has to fight the seawater pressure and break through the resistance of the seawater to obtain a higher forward speed. According to the comparison of the energy consumption of the drone at various stages by the assisted intelligent brain, the full value of energy points can make the drone fly for 5-10 hours when it is in the air, but ...
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