rear view of engineer inspecting interior of public transport train in railway workshop - 反光衫 個照片及圖片檔背面拍攝, 男人
woman wearing protective white helmet, using mobile phone at the construction site - 反光衫 個照片及圖片檔建築工人, 建築地盤, 工程師
portrait of a confident young worker with bar code reader in a distribution warehouse - 反光衫 個照片及圖片檔貨倉, 貨運
wide perspective of wind turbine engineers walking with coworker in wind farms - 反光衫 個照片及圖片檔風力發電機, 職業, 能源
australian engineers discussing near excavator at construction site in new south wales - 反光衫 個照片及圖片檔職業, 澳洲, 工作
engineers looking at machinery while planning over laptop by car at oil field - 反光衫 個照片及圖片檔原油, 汽油, 天然氣