woman expert in vertical work with a helmet and harness, working on the installation and maintenance of solar panels, smiling looking at camera - 鋼線工人 個照片及圖片檔西班牙
construction worker insulates the exterior wall of a building with polystyrene panels at the height of the ninth floor. - 鋼線工人 個照片及圖片檔烏克蘭, 職業
professional female worker installing solar panels on the roof of a house - 鋼線工人 個照片及圖片檔太陽能電池板, 房屋, 太陽能發電廠
installation of solar panels on the roof of a house, man climbing staircase smiling - 鋼線工人 個照片及圖片檔屋頂, 畫像, 修理
portrait of smiling technician standing at a wind farm with climbing equipment - 鋼線工人 個照片及圖片檔活力, 能源, 技術
woman expert in vertical work with a helmet and harness, working on the installation and maintenance of solar panels - 鋼線工人 個照片及圖片檔太陽能電池板, 太陽能設備, 太陽能發電廠
worker wearing safety harness and safety line working high place at industrial. - 鋼線工人 個照片及圖片檔建築工人, 無線電通訊塔, 製造業工人
close up of hand female technician holding climbing equipment at a wind farm. - 鋼線工人 個照片及圖片檔建築業, 建築地盤
installation of solar panels on the roof of a house, maintenance and cleaning with vertical works - 鋼線工人 個照片及圖片檔太陽能電池板, 專長, 能源
High above the railroad tracks at Union Station, rope access technicians Ian Porter and Kain McLaughlin of Highpoint Access make tweaks to new LED...
installation of solar panels on the roof of a house, maintenance and cleaning with vertical works - 鋼線工人 個照片及圖片檔太陽能電池板, 房屋, 西班牙
