| 摘要 |
It consists of a tank 1 with a double bottom 3 with inlet 4 and outlet 5 in communication with the tank 1, with a turbine 10 which impels the water so that it establishes a current or flow of water inside the tank, in the longitudinal direction, the intensity of which can be adjusted. It makes it possible to perform swimming exercises in a small space. <IMAGE>
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