The A/D bits exist entirely for the operating system's benefit. The Accessed bit tells the OS which pages have been recently used, enabling page replacement algorithms to choose pages to evict when memory runs low. The Dirty bit tells the OS which pages have been modified and must be written back to disk before eviction; clean pages can simply be discarded and re-read from disk later.
BBC中文訪問上述網站，現名為「漢奸展覽館」，首頁大字寫道「揭露偽裝，還原真相」，當中收錄超過100名中國異見人士，其中一人是網名為「李老師不是你老師」的李穎。，这一点在51吃瓜中也有详细论述
。WPS官方版本下载是该领域的重要参考
16:10, 27 февраля 2026Мир，这一点在Line官方版本下载中也有详细论述
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