isometric_view_section_rcc_reinforced_concrete_beam_鉄筋コンクリート梁_等角投影図_断面図_等角投影図_剖视图_等轴测图_钢筋混凝土梁_betonarme_kiriş_poutre_béton_dwg

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Section and isometric design whit reinforced concrete beam structural detail.. Dwg file format.