Manual copy machine:
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Sound signal of a bios computer, bios
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The USB flash drive is inserted, removed
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Computer noise, Communication room
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Room noise, Hard disk, write, read
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Turn on, turn off the hard drive
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Jet printer
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Turn off the old computer, Turn on
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Fan noise, shutting, Turning on the laptop
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Double click computer mouse
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Signals, Computer interface
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Insert the disk into the drive, read the
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Old computer keyboard
★★★★★