• The calculated wave drag forces by using this method have nearly no error as compared with the nonlinear values.

    这种线性化方法波浪非线性波浪力进行计算几乎没有误差

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  • Orographic static data needed in the gravity wave drag physics are recomputed and validated through comparing with the original static data from the ECMWF model.

    重新计算地形重力过程需要的地形静态资料数据ecmWF模式的地形静态参数进行了对比分析,验证了模式地形参数的正确性。

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  • The results indicate that the wave drag forces calculated by linear wave theory are larger than those calculated by the third order Stokes wave theory for given waves.

    波浪阻力计算取决于海水质点速度,而速度计算又依赖所采用波浪理论

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  • The influences of plasma parameters such as energy, ignition location and shape on drag performance are reviewed. At present, laser plasma technology can reduce the wave drag by 70%.

    讨论了等离子体能量点火位置形状参数性能影响目前利用激光等离子体技术可以减小70%阻。

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  • In the second design step, improvement of wing's aerodynamic characteristic is mainly depended on the weakening of shock which reduces wave drag during the wing section optimization.

    平面形状优化基础上,在机翼容积不变约束下,再采用剖面翼型优化设计,通过机翼剖面细微变化弱化较大马赫数激波减小激波阻力

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  • By doing integral computation on the wake surface that is down from the aircraft and vertical to the velocity of far field, it can get the lift, induced drag, wave drag and the total drag.

    飞行器所在流下游一垂直速度截面进行积分计算得到升力诱导阻力激波阻力总阻力。

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  • If you're working in a specific app, you can drag your finger up from the Gesture Bar to the screen, hold it for a second, and the wave dock will appear, making it easy to quick launch another app.

    操作某个程序的时候,用手指手势开始向上拖拉操作停留一会波浪形的导航自动出现可以方便运行其他程序。

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  • Based on the double factors linearization concept proposed by authors, the drag force acting on inclined cylinder in wave-current field has been linearized.

    根据作者提出参数线性概念,对波流共同作用倾斜杆件的波浪拖曳力作等效线性化。

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  • This paper states the geometric shape design and principle of rigid traveling wave pasted layer for reducing noise and drag.

    本文给出硬质随行阻降噪贴敷几何参数设计原理

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  • With this arrangement the panels cooperatively flex and slide with respect to one another to discretely respond to wave actions, thereby minimizing drag and wear capabilities of the seal.

    有了这个安排小组合作弯曲尊重彼此下滑至离散响应行动从而最大限度地减少阻力磨损密封能力

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  • The biggest lift drag ratio 3.36 considering viscous effects is obtained at Mach 6 when a proper base conical shock wave angle is chosen.

    设计点附近选取合适的基准圆锥激波并考虑粘性影响可得到乘波体最大比为3.36;

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  • The biggest lift drag ratio 3.36 considering viscous effects is obtained at Mach 6 when a proper base conical shock wave angle is chosen.

    设计点附近选取合适的基准圆锥激波并考虑粘性影响可得到乘波体最大比为3.36;

    youdao

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