technician industrial worker inspecting forming aluminum metal sheet on the roller conveyor machine - 鋁工廠 個照片及圖片檔工業, 工程師
steel industry thin line icons - editable stroke - icons include steel, steel mill, steelmaking, steel production, steel worker, welding, iron ore, mining - 鋁工廠 幅插畫檔、美工圖案、卡通及圖標金屬, 工業, 焊接工人
reduce waste during sheet metal fabrication. a quality control engineer examines the surface of the sheet metal cutting process at the production line to control the quality of sheet metal production. - 鋁工廠 個照片及圖片檔工業, 煉鋼, 工作
manual workers and quality control inspector analyzing documents in aluminum mill. - 鋁工廠 個照片及圖片檔建築業, 工人階級, 紀實攝影
optimization of the storage process of steel coils manufacturing industry. a male overhead crane operator hooks lifting rolled-up metal sheets in a coil sheet metal warehouse. - 鋁工廠 個照片及圖片檔工業, 危險
