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Blu-ray Disc - Wikipedia
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日期:2024-07-26
Blu-ray Disc (BD) is an optical disc storage medium designed tae supersede the DVD format. The plastic disc is 120 mm in diameter an 1.2 mm thick, the same size as DVDs an CDs. Conventional (pre-BD-XL) Blu-ray Discs contain 25 GB per layer, wi dual layer...看更多