Floppy disk reading:
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Turn on, turn off the old computer
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Franking machine
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Photocopy (photocopy)
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Double click computer mouse
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Turn off the hard drive, Turn on
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Modem connection, interference, signal
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CD / DVD drive, disc read
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Old computer keyboard
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Floppy disk reading
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Manual copy machine
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The USB flash drive is inserted, removed
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Computer interface, signal read information
★★★★★