...盖板,钢筋混凝土厚度30cm,水泥标号c30,要求承重130吨,该如何...
2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35楼下广场大叔大妈唱歌用音箱很吵到深夜多次协商无果想做一种电磁装置安装到他们附近干扰他们麦克工作
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2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35 2025-01-16 14:48:35地下室有两个卫生间一个洗衣房但是这几个排水点之间距离比较远排水怎么解决
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