然而，为改进其水动力学性能和促进其实用化，尚有一些问题需要解决，例如有关三体船构型与阻力性能的关系。
There, however, are still some problems to be tackled to improve its hydrodynamic performances and promote its practical use, such as the relation between the configuration and its resistance.
这两方面的研究与国外有一定的差距，特别是船、桨水动力性能的研究几乎是空白。
The improvement of sport skill and hydrodynamic performance of the both of boats and oars is the key.
数值船池技术属于船舶工程学科关键共性技术和高新技术，它为船舶水动力学研究开辟了一条新途径。
Numerical Towing Tank technology is the key and high technology in ship engineering, and provides a novel method to study ship hydrodynamics.
本文的研究提出了一种有效而又简单的方法预报两船在波浪中的耦合运动，为分析海上航行补给所涉及的水动力问题提供了有效的手段。
The present study gives an efficient and simple tool to predict coupled motions of two moving ships and will be helpful to analyze the problems of under-way replenishment at sea.
这艘船体长达150米的舰艇乘载141位船员并以铀燃料增压水反应堆为动力。
The 150-meter vessel carries a crew of 141 and is powered by a uranium-fueled pressurized water reactor.
根据响应围裙-气垫系统的动力学分析，气垫船柔性围裙可简化为一个气弹和水弹动力反馈系统。
According to the dynamic analysis of the responsive skirt-air cushion system, the flexible skirt of the hovercraft can be simplified to a aeroelastic and hydroelastic dynamic feedback system.
根据响应围裙-气垫系统的动力学分析，气垫船柔性围裙可简化为一个气弹和水弹动力反馈系统。
According to the dynamic analysis of the responsive skirt-air cushion system, the flexible skirt of the hovercraft can be simplified to a aeroelastic and hydroelastic dynamic feedback system.
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