查询词典 hydrofoil craft

The first step is to calculate the hydrodynamic performances of the two-dimensional steady flow around a hydrofoil in the unbounded flow field, and compare and verify with the experimental values.

首先计算了无界流场中二维翼型定常绕流的水动力性能，并与实验值进行了对比校验。

While the main battle rages on, having small groups of three Dolphins and a Hydrofoil can take on most expansion bases with ease.

当主战场打响时，派出几支三个海豚一个水翼艇组成的小队可以轻松的袭击大部分扩张基地。

In order to clarify the flow characteristics of supercavitation area, supercavitation flow velocity distribution around a hydrofoil are addressed along with both high-speed visualization and LDV measurements.

为了了解超空化流动区域的流动特性，观察了超空化流动区域的流动结构；采用LDV的方法测量了超空化发生时绕水翼的速度分布大小。

But Alexeiev quickly realized that a hydrofoil can only go so fast due to the drag created by the dense water through which it "flies."

它是曾经被制造的最大的 WIG 交通工具。

With a cavitating model established for N-S equations from cavitation theory, cavitation evolution on the surface of a hydrofoil is developed: incipience of cavity, cavity growing, reentrant flow appearing, cavity retracting, shedding and smaller broken cavities moving downwards with the main flow.

根据空化流原理，建立了基于N-S方程求解的空化模型，利用这个模型计算了空化在翼型表面的演化过程：初生、长大、形成回注水流、空穴回缩、减小、脱落，以及小空泡随主流向下游运动的现象。

We have established following unique intellectual property positions :"contra-rotating propeller in nozzle"、"shafting anti-twist labyrinth contra-rotating propeller"、"hydrofoil podded propulsion with contra-rotating propeller"and so on.

公司拥有多项自主知识产权，&全回转对转桨前后置导管推进装置&；&迷宫切割式轴系防缠绕推进装置&；&吊舱型对转桨牵引式水翼组合推进装置&等专利技术。

Established a kind of analysis theory in time domain to analyze the fluid-structure interaction of aircushion-hydrofoil catamarans.

建立了一套时域内的气态流场-液态流场-船体结构间的流固耦合理论和相应的分析模型。

Author collected and read a great mount of materials about high performance ships, especially about the hydroelastic theory and its related theories, and on the basis of it author developed a kind of theory to analyze the fluid-structure interaction of hybrid catamaran in time domain. This theory could be applied not only for the hybrid aircushion-hydrofoil catamarans, but also for other traditional ships and marine structures.

作者收集、阅读和分析了大量的国内外有关高性能船舶尤其是有关其流固耦合分析理论及相关理论方面的文献，在此基础之上，针对未来船型的发展趋势，提出了一套时域内的有关气-翼复合型高速双体船的流固耦合分析理论和数值计算方法，该分析理论和计算方法还同样适用于气垫船、水翼船等单体或双体常规船舶以及其它海洋工程结构物的流固耦合分析。

A high-speed camera is used to visualize the flow structures,and Laser Doppler Velocity is employed for velocity measurement.The osculations are conducted on the two-dimensional hydrofoil section,based on a single-fluid model of the cavitation:the liquid/vapor mixture is considered as a homogeneous fluid whose eompsition is regulated by mass tranfer equation.The RNG k-ε turbulence model with modified eddy viscosity coefficient is used for computing,and the coefficient is related to the vapor and liquid densities in cavitated regions for simulating the cavitating flow.

实验采用高速录像技术观察了云状空化随时间的结构变化，应用 LDV 测量了云状空化条件下翼型周围的速度分布；采用 N-S 方程和基于空泡动力学方程的空化模型计算了绕水翼云状空化流场，湍流模型采用了 RNG k-ε方程，为了改善空化流动的计算精度，引入了一种与空化区域水汽相密度相关的系数，对湍流涡黏性系数进行了修正。

The osculations are conducted on the two-dimensional hydrofoil section,based on a single-fluid model of the cavitation:the liquid/vapor mixture is considered as a homogeneous fluid whose eompsition is regulated by mass tranfer equation.The RNG k-ε turbulence model with modified eddy viscosity coefficient is used for computing,and the coefficient is related to the vapor and liquid densities in cavitated regions for simulating the cavitating flow.

实验采用高速录像技术观察了云状空化随时间的结构变化，应用 LDV 测量了云状空化条件下翼型周围的速度分布；采用 N-S 方程和基于空泡动力学方程的空化模型计算了绕水翼云状空化流场，湍流模型采用了 RNG k-ε方程，为了改善空化流动的计算精度，引入了一种与空化区域水汽相密度相关的系数，对湍流涡黏性系数进行了修正。

More direct, directer ; most direct, directest

径直的，笔直的

Do you know how to use a chain saw?

你知道如何使用链锯吗？