发布时间:2025-01-29 23:27:04
如果你肯花钱的话,建议预制一根预应力梁比较安全。主筋用32的箍筋12的就够了,绑个双排的笼子。
小区噪音噪音这几天我家楼上那户人家在装修天天听到很吵的钻孔钻地的声音声音很大很大钻一下8秒
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