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Wheels are toothed mechanical parts that can mesh with each other, and they are widely used in mechanical transmission and the entire mechanical field. Modern gear technology has reached: gear module0.004～100Millimeters; The gear diameter is determined by1Millimeters~150Rice; The transmission power can reach over 100000 kilowatts; The speed can reach several hundred thousand revolutions per minute/Divide; The highest circumferential speed reaches300rice/In seconds.
