man, portrait and safety goggles for engineer in workshop, construction or maintenance with smile. manufacturing, production and engineering with glasses for protection, factory with labor and helmet - 護目鏡 個照片及圖片檔
a focused african-american male factory worker wearing safety helmet and goggles, overseeing operations at an industrial warehouse setting. - 護目鏡 個照片及圖片檔
a lab worker, focused on the task at hand, wears protective eyewear, viewed from a low angle. - 護目鏡 個照片及圖片檔
