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.
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Publication date: 10 March 2026。关于这个话题，旺商聊官方下载提供了深入分析
"We've banned unfair bonuses, secured record levels of investment and introduced landmark legislation to hold water companies to account – including jail time for water company executives who obstruct investigations."，这一点在WPS官方版本下载中也有详细论述
elif response.status_code in (429, 503):，更多细节参见Line官方版本下载
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