structural and building engineering. close-up shot of a metal worker cutting or grinding for a finish metal element construction frame with a grinder saw in a metal workshop. - 焊接 個照片及圖片檔工業, 鋼鐵廠, 特寫
workers wearing industrial uniforms and welded iron mask at steel welding plants, industrial safety first concept. - 焊接 個照片及圖片檔焊接工人, 工業, 金屬
industrial welder working on pipeline with tig welding torch in factory workshop - 焊接 個照片及圖片檔焊接工人, 防護口罩, 閃光
experienced welder uses a welding torch under strict safety protocols. glowing sparks and thick smoke reflect the high heat and electrical energy involved in the steel fabrication process. - 焊接 個照片及圖片檔焊接工人, 特寫, 工程技術
welder line icon set. group of object. welding, welding torch, metal work. - 焊接 幅插畫檔、美工圖案、卡通及圖標焊接工人, 金屬
qualified welders working on steel construction, grinding and welding iron parts in modern bright warehouse - 焊接 個照片及圖片檔職業, 工業, 工廠
