钢筋水泥楼很结实。我年轻时设计过一个方案，火灾时依靠地基里的设备直接将大楼放倒躺平，便于逃生和救火

来源: slinger 于 2025-12-06 09:09:01 [旧帖] [给我悄悄话] 本文已被阅读：次

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