aerodynamic lift
英 [ˌeərəʊdaɪˈnæmɪk lɪft]
美 [ˌeroʊdaɪˈnæmɪk lɪft]
气动升力
英英释义
noun
- the component of the aerodynamic forces acting on an airfoil that opposes gravity
双语例句
- It is shown that the wind tunnel experiment is an effective and feasible way to study low Reynolds number aerodynamic characteristics and Inverse Zimmerman configuration has higher lift-to-drag ratio and higher lift coefficient than that of Zimmerman configuration.
研究结果表明:风洞试验是研究与微型飞机有关的低雷诺数气动特性问题的有效而又切实可行的途经; - Results show that oscillating excitation adding at the surface of the airfoil can improve aerodynamic performance thus increase lift force of airfoil.
结果表明在深失速条件下,翼型头部附加的振荡扰流在一定的频率和振幅时能够显著改善翼型的气动性能,提高翼型的升力。 - The investigation illustrated that the aerodynamic lift and pitching moment of wing can be predicted accurately by CFD based on RANS approach with comparison to model tests.
结果表明与模型试验数据相比,基于RANS方程的CFD方法能够准确预报机翼的气动升力和力矩。 - It's worth checking each item for obvious flaws
有必要逐件检查一下是否有明显的瑕疵。 - Then unstructured grids of two dimensional seat is constructed by the advancing front method, Euler equations are solved and aerodynamic damp, lift and moment coefficients of the seat are calculated at certain attack angles and Mach numbers.
然后用推进阵面法建立了人-椅系统平面模型的非结构网格,并用Euler方程作为主控方程对某型座椅的气动阻力系数、升力系数和气动力矩系数进行了验证性计算; - At the rear, a carbon fibre'sharks tooth'rear vortex generator helps to reduce aerodynamic lift.
在后方,一个碳纤维的鲨鱼的牙齿的后方能降低空气涡流发生器的电梯。 - Three seconds later, a stall-warning activated in the cockpit, indicating the jet was losing aerodynamic lift, Ms. Hersman said.
赫斯曼说,三秒钟后,驾驶舱内的一个失速警告系统启动,显示飞机正在失去气动升力。 - An experimental research is completed in a 3 4 m × 2 4 m wind tunnel, the purpose is to determine the aerodynamic characteristics of a ducted fan system, especially the lift and drag of the duct in the complex airflow.
为了研究涵道风扇系统的气动特性,尤其是在复杂流场中涵道本身的升阻特性,在3.4m×2.4m开口风洞中对涵道风扇进行了吹风试验。 - After aerodynamic optimization of an unmanned vehicle with the methods mentioned above, the lift coefficient has an increase of 21% and the ratio of lift to drag has an increase of 6. 7%.
通过优化无人机外形取得了有意义的结果,优化后升力系数增加了21%,升阻比提高了6.7%。 - The aerodynamic/ stealthy integrated design is aim to obtain the maximum lift to drag ratio under constraints of stealthy performance through the adjustment of local shape de-sign variables. The task of the structure optimization is to minimize the structural weight by adjusting the size of structural components.
气动/隐身一体化设计的任务是对局部外形设计变量进行优化,在满足隐身性能前提下,使升阻比最大;结构优化的任务是对结构尺寸进行优化,使结构重量最轻。
