科学家和工程师们开始研究鱼类的这种能力，希望能设计出更有效的船舶推进系统。
Scientists and engineers are beginning to study this ability of fishes in the hope of designing more efficient propulsion systems for ships.
修改船舶推进系统能大大改善推进效率。
Significant propulsive efficiency improvements can be achieved by modifying the propulsive system of a vessel.
并给出了对高速船舶推进系统的减速器设计有影响的参数。
The parameters are described which influence the design of Marine gears for propulsion systems of high-speed craft.
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