detailed architect drawing of a structural building framework including stuctural truss, joints, roof and facade - 結構鋼 幅插畫檔、美工圖案、卡通及圖標建築風格, 土木工程師, 技術員
detailed urban city architectural floor plan and elevation technical drawing illustration of buildings with beautiful facades - 結構鋼 幅插畫檔、美工圖案、卡通及圖標藍圖, 酒店, 線條畫
architect sketches and design section of an innovative high-rise tower skyscraper building - 結構鋼 幅插畫檔、美工圖案、卡通及圖標大小的比例