water-column pressure water conduit water conduit bridge water conservation water control water cooled water-cooled cupola water-cooled grate water-cooled ignitron water-cooled reactor water-cooled roll water cooling water-cooling system water-cooling tower water core watercourse water crack water curb water cure water-cured concrete |
water-column pressure налягане на воден стълб Търсената дума е намерена |