portrait of a construction worker using a digital tablet on a construction site - 工頭 個照片及圖片檔建築業, 建築地盤, 建築施工機器
professional construction manager or building contractor or engineer or foreman wearing safety uniform, discuss about house model and assembly of precast wall at construction site of bulidings or housing estate project. worker is working in factory. - 工頭 個照片及圖片檔討論, 建築地盤, 建築業
engineer supervising the operation of a solar panel at a manufacturing factory - 工頭 個照片及圖片檔工業, 管理層, 商務
architects looking at the architectural project and explaining to construction worker what to do - 工頭 個照片及圖片檔建築業, 建築地盤, 商務
portrait adult engineer feeling confident and pose in front of the construction site - 工頭 個照片及圖片檔建築地盤, 信心
worried male engineer with hardhat talking on mobile phone at industrial facility - 工頭 個照片及圖片檔管理層, 工程師, 建築工人
team contractor, male engineer and female technicians wearing safety uniform, talking about installing plan, check the working system and maintenance solar panel of solar power plant to produce electricity on the roof of factory building. - 工頭 個照片及圖片檔再生能源, 太陽能電池板, 職業
blue collar worker points towards sun setting over power distribution center with white collar worker looking the same direction. - 工頭 個照片及圖片檔能源, 建築業, 工程師
engineers thin line icons - editable stroke - icons include engineers, engineering, mechanical engineer, civil engineer, construction engineer, chemical engineer, electrical engineer, architect, construction worker, blueprint, hardhat, constructing, desig - 工頭 幅插畫檔、美工圖案、卡通及圖標土木工程, 工作
construction workers and engineers are working efficiently inside a large metal pipe at a construction site. they are building a new water drainage system in the evening, just before sunset. - 工頭 個照片及圖片檔建築地盤, 建築業, 工程師
senior manager discussing list of work on digital tablet with team of train maintenance engineers - 工頭 個照片及圖片檔工廠, 討論, 說話
2 asian chinese female factory management and foreperson discussion in warehouse on goods delivery logistic and production schedule - 工頭 個照片及圖片檔工廠, 探訪, 僅有女人
