Movement 434
AnimatedOriginal 

434. A plan view of the Fourneyron turbine water-wheel. In the center are a number of fixed curved “shutes” or guides, A, which direct the water against the buckets of the outer wheel, B, which revolves, and the water discharges at the circumference.

免费欧洲美女牲交视频_免费人成在线观看网站_免费岛国片在线观看x片喷水