Computer interface, alarm:
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Floppy disk reading
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Computer interface, alarm
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Disc read, CD / DVD drive
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Insert the disk into the drive, read the
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Closing the laptop cover, Opening
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Environmental sounds, Office work, typewriter
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Turn off the hard drive, Turn on
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Manual copy machine
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Computer interface, signal read information
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The USB flash drive is inserted, removed
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Jet printer
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Shutting, fan noise, Turning on the computer
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