| 摘要 |
This invention relates to a rotational oxygen supply including a fixed pipe connected to a pipe bend via an electrical connector, a float having two containers between which there are two plates, a bubble generator having a reinforcing axle connected with the adjusting screw of the float, a propeller connected with the tubular axle, a L-shaped hood enclosing the propeller for fish or the like entering therein and a hot air pipe vertically mounted on the reinforcing axle and in communication with inlet holes of the tubular axle.
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