发布时间:2025-01-31 11:38:24
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。
结婚三年了,今天跟公公大吵一架,其实就为一点小事,如何才能缓解矛盾呢
2025-01-31 11:38:24 2025-01-31 11:38:24 2025-01-31 11:38:24 2025-01-31 11:38:24新买了一块被单可是有很重的机油味洗了二三遍了加了醋洗也洗不掉有没有其他什么好方法啊
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