Két mosolygó mérnökök kék munka ruhák és a sárga és fehér sisakok, az egyik a sárga fejhallgató, mind a gazdaság tervezetek. - Stock fotó és kép

Two smiling engineers in blue working suits and yellow and white helmets standing on the white background, both hold and look at the drafts.

Two smiling engineers in blue working suits and yellow and white helmets standing on the white background.

Two engineers in white and yellow helmets standing on the white background and both looking at something to the right from them.

Two smiling engineers in blue working suits and yellow and white helmets standing on the white background and shaking hands.

Two engineers in white and yellow helmets, one wears green safety vest, both standing on the white background and both looking at the camera.

Two workmen in helmets standing with level tool and smiling at camera isolated on white