563：一点也不简单的“混凝土”
· 32 min
Episode 563：一点也不简单的“混凝土”
0:00
31:33
为什么在炎热的夏天，建筑工人还要给刚浇筑完的楼板拼命洒水？为什么它甚至可以直接在波涛汹涌的江河湖海底下进行浇筑？为什么现代建筑几乎全都要用“钢筋”配“混凝土”，这对搭档之间究竟有着怎样“天造地设”般的物理默契？这期，重新认识这种灰扑扑却“一点也不简单”的现代文明底色——混凝土！
文案、主播、后期：旭岽
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