本文还对典型的水动力系数进行了大量的变值计算，为进一步进行潜艇操纵性的研究提供了依据。
Extensive changing value calculation for the typical hydrodynamic coefficients are carried out and the results would provide a basis for further study of submarine manoeuvrability.
对高压清洗车的主要组成部分，包括动力系统、水系统、液压系统、电控及操纵系统等进行了研究。
The main systems, such as power system, water system, hydraulic system, electric and control system, in high-pressure water wagons are studied in the article.
针对水下航行器操纵运动方程，引入水动力系数敏感性指数的概念。
Aiming at the motion equation of underwater vehicle, a hydrodynamic coefficient sensitivity index is introduced.
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