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- The aerodynamic drag of different models at zero angle of attack in the experiment is calculated using the simplified procedure. 在零攻角实验时不同模型的空气动力阻力是采用简化方法来计算的;
- The thickness ratio appeared to have little effect on lift coefficient at zero angle of attack, since the angle of zero lift was largely determined by the airfoil camber. 在迎角为零时,由于零升力主要由机翼中弧线决定,相对厚度对升力几乎没有影响。
- Ffowcs-Williams and Hall were the first to solve the problem of noise radiated from the turbulent flow past a semi-infinite plate of zero thickness at zero angle of attack using this analogy. Ffowcs Williams和Hall是第一个研究湍流流过零厚度,零攻角半无限长平板的噪声辐射问题的科学家。 他们仍然是以Lightill声类比方法为理论基础,得出了远场噪声强度与湍流特征速度是五次方的关系。
- Mechanism of Transition in a Hypersonic Sharp Cone Boundary Layer With Zero Angle of Attack 高超音速零攻角尖锥边界层转捩的机理
- Numerical Simulation of Flow Field for Wraparound Fins Projectile at Zero Angle of Attack 卷弧翼弹零攻角流场数值模拟
- Stability Analysis and Transition Prediction of Hypersonic Boundary Layer Over a Blunt Cone With Small Nose Bluntness at Zero Angle of Attack 零攻角小钝头钝锥高超音速绕流边界层的稳定性分析和转捩预报
- AF 2 ITERATION AND ITS PARALLEL ALGORITHM FOR TRANSONIC FLOW WITH LARGE DISTURBANCES IN FREESTREAM-DIRECTION AROUND AXISYMMETRIC BODIES AT ZERO ANGLE OF ATTACK 旋成体零攻角纵向大扰动势流的AF-2迭代及其并行算法
- Angle of attack typically ranges from 3o to 12o for a paraglider. 典型的飞行伞攻角范围由3度到12度之间。
- The existence of angle of attack reduces the inlet performance. 攻角的存在也在一定程度上降低了进气道性能。
- Jigs for ailerons and tail angles of attack. 用以保证副翼及尾翼安装角的夹具。
- zero angle of attack 零攻角
- Numerical solutions agree with supersonic linearized potential flow theory as a special case when the mean angle of attack tends to zero and with piston theory in hypersonic case. 作为平均迎角趋于零的特殊情况,本文的数值结果与超声速线化的位流理论是一致的,在高超声速情况与活塞理论一致。
- The SHM (single hole microblowing) as a new perturbation active control technique has been applied to the slender body with different model noses at zero sideslip and high angle of attack. 摘要在亚临界流动范围内,对具有不同头部形状的尖拱形细长旋成体在无侧滑大迎角下进行单孔位微吹气扰动控制实验。
- As seen above, the design angle of attack for the second segment is 10 deg. 如上所述;设计攻角的第二部分是10甘醇.
- As seen above, the design angle of attack for the second segment is10 deg. 如上所述;设计攻角的第二部分是10甘醇.
- The commander chalked out his plan of attack. 司令官对进攻计划作了粗略的介绍。
- She hit her knee against the angle of the bed. 她的膝盖撞到床角上了。
- The conventional tail must be at a negative angle of attack, and the Canard tail at a positive angle. 通常的尾翼必须处于负迎角,而鸭式尾翼则为正迎角。
- It indicated a mismatch in the lower-level comparison in the air data system, specifically with angle of attack. 这表明在大气数据系统在比较基准方面有匹配不当的问题,特别是在迎角状态下。
- His fleet emerged from superluminal at just the correct angle of attack, in good formation and proper deployment. 他的舰队从超光速状态出现到这个位置,攻击角度恰好正确,队形完好,部署适当。