铺设莱板，钢板或其他重金属，用量角器，圆规和绘图工具或模板在工件上标记弯曲和切割线。
Lay out plate, sheet steel or other heavy metal and mark bending and cutting lines on work piece using protractors, compasses and drawing instruments or templates.
该结构用边缘弯曲的混凝土模板组成，在住宅内部创造了拱形门道。
The structure is made up from slabs of board-marked concrete with curving edges that create arching doorways within the residence.
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