发布时间:2025-02-06 04:38:52
你这是什么问题?什么基数都没有,没法计算,我告诉你怎么给顶条件1,是中间梁还是边梁2,板的厚度3,板的跨度4、你所建设的房屋的所在地5,梁边有无洞口你把这些说明白了,我给你算,呵呵
哪位大神能帮我看看这个咖啡机的用法放咖啡和水的比例啊应该放冷水还是热水煮啊
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