发布时间:2025-02-07 14:11:39
这个按直角三角形算,根据勾股定理,作屋顶到面的垂直线,分成两个等腰直角形。规律是高为3,底为4,斜面为5,再按比例尺算。假设下面总长16米,那么一边直角形是8米,得出高为6米。
新家搬家但是才装修一个月,因为风俗看日子就和孩子开窗户睡了一个晚上会中毒吗
2025-02-07 14:11:39 2025-02-07 14:11:39 2025-02-07 14:11:39 2025-02-07 14:11:39 2025-02-07 14:11:39 2025-02-07 14:11:39天津建筑预算行业收费标准是怎样的一个10000平米的办公楼私活做预算土建和机电一般收多少钱
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