- spiral threaded roofing nail
- 螺纹屋面钉
English-Chinese electricity dictionary (电气专业词典). 2013.
spiral threaded roofing nail
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building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium
