Propulsion is made of two high performance diesel engines, to provide power and fuel efficiency.

推进由两个高性能柴油发动机，提供电力和燃油效率。

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Enlightened by the high efficiency and celerity of the fish propulsion in nature, the bionic study of fish propulsion has become a hot topic in the technology of underwater propulsion.

受自然界鱼类推进的快速性和高效性启发，仿鱼推进技术研究已成为水下推进技术研究的热点。

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The propeller is not only favorable to enhance the efficiency of marine propulsion systems, but also can generate large pushing force.

该螺旋桨不仅有利于提高船舶推进系统的效率，而且能产生较大推力。

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