发布时间:2025-01-19 02:17:32
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。
13层带2电梯的跃层式复式楼套内建筑面积5947平公摊面积1787平公摊率超过30这个正常吗
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