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    <title>混凝土 on Deep Research</title>
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      <title>自愈混凝土、摇摆石墙与减压阀塔：古代建造者做对了什么</title>
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      <description>罗马混凝土在海水中通过铝代托贝莫来石结晶反应持续增强。印加石墙在干接缝处以2-3°的微幅摇摆耗散地震能量，经受住了8级地震的考验。斯里兰卡工程师早在公元前3世纪就发明了分级减压阀塔。三个约束驱动设计的经典案例，正在为现代材料科学提供切实的启发——并与计算材料发现产生深层联结。</description>
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