不限系统使用套
天沟落水管计算
2023钢结构发展
关于图纸中是否
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343011989:我看了好多人都是按照最小截面800做的,按照上翼缘垂直的也有,估计没有硬性规定的吧 (2021-09-16 08:31)
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momololo:[表情] [表情] 我记得PKPM出图是把下翼缘延长到轴线也就是柱中心。从那往上翼缘量。现在好多设计院出图要么不给材料表,要么不给标尺寸。很烦。[表情] (2021-09-27 08:09)
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shuai890105:我是保证最短出达到800(途中790)让别人挑不出毛病[表情] (2021-09-15 15:10)
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