The USB flash drive is inserted, removed from the usb connector:
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Computer simulated laser
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Manual copy machine
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The USB flash drive is inserted, removed
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Photocopy (photocopy)
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Computer interface, signal read information
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Turn on, turn off the hard drive
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Computer mouse movement
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Signals, Computer interface
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Shutting, fan noise, Turning on the laptop
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Matrix printer
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Old computer keyboard
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Write, room noise, Hard disk, read
★★★★★