发布时间:2025-01-18 05:05:16
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。
如何用风车和气球布置婚礼现场 邵阳婚庆酒店婚礼现场布置技巧分享
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