发布时间:2025-01-31 13:11:26
1/6-1/4内。为保证梁底方木安装方便,弧形梁模板弧长控制在1.2m1.5m左右为宜。,三铰拱或弧形轻型桁架,至于拱高,可在1/6-1/4内取值,南方防风,北方防雪。
楼下反应厨房墙面严重漏水怀疑是我们管道漏水我把水阀关了他们就不漏水阀开了楼下就漏
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