（已入书）水平安装非金属及复合材料风管支吊架最大间距 [课程编码3405] [课程编码3405]

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4.2.7  水平安装非金属及复合材料风管支吊架最大间距应符合表4.2.7的规定。

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表4.2.7  水平安装非金属及复合材料风管支吊架间距(mm)pyeavtyecssikjfknsqszzrlns

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通风管道技术规程 [附条文说明] JGJ/T141-2017

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