Manual copy machine:
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Franking machine
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Floppy disk reading
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Closes the CD / DVD tray, Opens
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Computer simulated laser
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Disc read, Opens, closes the CD / DVD tray
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The USB flash drive is inserted, removed
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Manual copy machine
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Turning on the laptop, shutting, fan noise
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Photocopy (photocopy)
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Turn on, turn off the old monitor
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Computer mouse click
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Repeatedly pressing a computer mouse
★★★★★