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1.What is the maximum allowable extension for cantilevered floor joists such as those supporting a bay window? 1.悬挑楼板梁(如飘窗)的最大允许伸出长度是多少?
2.What is the proper way to join boards when building a deck beam from 2x lumber? 2.用 2 倍木材制作甲板梁时,正确的连接方式是什么?
3.How to nail double top plates together? 3.如何将双顶板钉在一起?
4.Which grade of lumber is suitable for constructing trusses? 4.用于建造桁架应选用哪种等级的木材?
5.Crawlspace non-pressure treated floor joist height from soil? 5.爬行空间未经压力处理的楼板托梁距地面的高度是多少?
6.What is the maximum allowable spacing for 3×6 studs in a two-story residential structure? 6.两层住宅中,3×6 木柱的最大允许间距是多少?
7.What is the proper way to fasten a splice in a double top plate? 7.如何正确连接双顶板的拼接处?
8.What is the maximum spacing allowed for 2×6 studs in a one-story residential building? 8.单层房屋中 2×6 立柱的最大间
9.What tool cuts a 2-inch diameter hole in lumber? 9.什么工具可以在木材上切出一个直径 2 英寸的孔?
10.To ensure nails perform well they must penetrate the base material adequately. What does this generally entail?​ 10.为了确保钉子性能良好,它们必须充分穿透基材,这通常意味着什么?
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