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
- 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。 - 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; - In order to keep the flying speed, produce certain aerodynamic lift, the birds overcome the air resistance with three kinds of methods.
为了保持飞行速度,产生一定的气动升力,鸟类用三种办法来克服空气阻力。 - 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。 - The change rules of aerodynamic parameters including lift coefficient, drag coefficient and pitch moment coefficient have been analyzed when angle of attack and fuel flow rate is changed.
考虑了不同飞行攻角、不同燃料流率下气动参数,包括升力系数、阻力系数和俯仰力矩系数的变化规律。 - It is shown that aerodynamic force coefficients of vehicle-bridge coupled system, consisting of lift coefficient, drag coefficient and moment coefficient, significantly change in different wind directions.
计算过程中,在不同风向角工况下,车桥耦合体系的气动力系数,包括升力系数、阻力系数和倾覆力矩系数,都发生了明显的增大。 - The main conclusion is that iced conductor can be galloping when the initial slop of curve of aerodynamic lift is negative and its absolute value is large enough;
多分辨率曲线经研究发现:气动升力曲线初始斜率为负且其绝对值足够大时,结冰导线可能发生舞动; - Besides considering aerodynamic drag, the aerodynamic configuration design of high speed train also should consider the impact of the aerodynamic lift, lateral force and torque on running smooth performance and stability.
列车外形的气动设计除考虑空气阻力以外,还要考虑升力、横向力和转动力矩对列车运行平稳性和稳定性的影响。 - 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。 - To reduce aerodynamic drag and air pressure pulse of two trains meeting each other, and to increase aerodynamic lift, three streamline frontal shapes of high-speed maglev vehicle were designed according to the given section of train.
为了降低列车交会空气压力波、减小空气阻力、使列车具有正的气动升力,根据给定的列车横断面,设计3种磁浮列车流线型头部外形。