| 摘要 |
Aquatic propulsion apparatus formed by a channeled outlet member; a channeled inlet member extending into the outlet member; with pressure applied in the channel of the outlet member surrounding the channel of the inlet member, which extends into the outlet member; the apparatus for powering a watercraft, having an interior and a bottom surface, has the inlet member as a tube extending from the interior through the bottom surface, with the outlet member surrounding the inlet member below the bottom surface, where a source of pressure is applied.
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