| 摘要 |
A polishing apparatus includes a slurry supply arm arranged on a polish pad for a polishing target and extending from a center of the polish pad into a radius direction; a plurality of nozzles attached to the slurry supply arm to supply the slurry from the plurality of nozzles; and a plurality of pumps, each of which supplies the slurry to one of the plurality of nozzles. A control unit controls each of the plurality of pumps independently.
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