| 摘要 |
A marine jet drive having through-the-nozzle engine exhaust, thereby to avoid or minimize noxious odors, noise and heat problems. A method for improving marine jet drive engine performance, including producing suction to facilitate exhaust flow from the engine by discharging exhaust within the water outflow in the nozzle; exhaust is most preferably discharged at a position flush with the position of water discharge.
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