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The SPC-3 UUV robofish prototype is an experimental vehicle especially designed to improve efficiency of thrust and capacity of voyage based on the SPC-2 UUV robofish by Beijing University of Aeronautics and Astronautics. According to the record of power acquisition computer and camera which is used to measure the power and velocity of SPC-3 UUV in the still water, the speed-frequency and power-frequency...
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