Computer simulated laser:
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Turn on, turn off the old monitor
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Photocopy (photocopy)
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Double click computer mouse
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Fan noise, shutting, Turning on the computer
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Computer keyboard
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Insert the disk into the drive, read the
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Repeatedly pressing a computer mouse
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Computer simulated laser
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Signals, Computer interface
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Signal read information, Computer interface
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Communication room, computer noise
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Sound signal of a bios computer, bios
★★★★★