Insert the disk into the drive, read the disk, take it out:
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Turning on the computer, shutting, fan noise
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Communication room, computer noise
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Read, room noise, write, Hard disk
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Repeatedly pressing a computer mouse
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Photocopy (photocopy)
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Turn on, turn off the hard drive
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Laser printer
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The USB flash drive is inserted, removed
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Read the, Insert the disk into the drive
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Franking machine
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Pressing a keypad, input error sound
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Closing the laptop cover, Opening
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