发布时间:2025-01-24 22:43:19
设计面标高准高部份挖区低部份填区。
挖方【cut】指的是路基表面低于原地面时,从原地面至路基表面挖去部分的土石体积。
填方指的是路基表面高于原地面时,从原地面填筑至路基表面部分的土石体积。土木工程施工时向地基或其他地方填充的土石方。
我家卧室灯嗡嗡的响,刚开灯不响,大约过3分钟就嗡嗡的响,是怎么回事
2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19 2025-01-24 22:43:19开了个服装店要安轨道射灯一件衣服用一个射灯用好多瓦的喃灯跟衣服距离多少合适
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