通过更加符合空气动力学的形状和一个曲线尾巴的飞机结构,这些发动机将使飞行更有效率,同时会将绝大部分的噪音传向空气上方。
With a more aerodynamic shape and framed by a curved tail plane, these engines would make for a more streamlined aircraft, as well as directing most of their noise upward.
高尔夫球的形状正是空气动力学研究的成果之一。
Golf is the shape of the air to study the dynamics of one of the results.
计算结果表明,尾翼的加装可以改善尾流结构,而选择合理的尾翼剖面形状,则能使得气动特性得到最佳改善效果。
It is confirmed that the rear wing with proper sectional shape could improve the wake structure and aerodynamics characteristics.
综合气动性能最佳的高速列车头部形状,可有效地降低空气动力学现象对列车运行和周围环境的影响。
The nose shapes of high-speed trains with optimal synthetic aerodynamic performance can efficiently reduce the influence of the aerodynamic phenomena on the train operation and the environment.
积冰几何形状对翼型气动系数的影响是复杂的。
The ice accretion geometric characteristics have complex effects on airfoil aerodynamic coefficients.
试验中进行了扑动频率、风速、迎角、机翼平面形状、翼型弯度对机翼气动特性影响的研究。
The effects of flapping frequency, wind velocity, Angle of attack, plane shape of wing and cambered aerofoil are investigated.
为了研究列车车头形状的变化,给空气动力学特性带来的影响,尤其是对车头阻力的影响,本文提出了五种列车车头模型。
In order to research how changing the figure of the train head influences aerodynamic characteristics, especially train head, the thesis brings forward five kinds of models of train head.
利用飞行过程中的气动热作为形状记忆合金的激励源,实现弹道飞行过程的自适应修正功能。
The SMA actuator can be drived with aerodynamic-heat in flight, and realizes trajectory correction self-adaptive.
这种扁平的,椭圆截面的辐条适用于高质量空气动力车轮,这归功于它特殊的形状。
This flat, ellipse-shaped spoke is suitable for high-quality aerodynamic wheels thanks to its special shape.
分析了支线民航机一种新型亚音速带有腔室旁通道的进气道的几何形状设计和气动试验结果。
The intake with plenum bypass is a new type subsonic intake for civil medium range aircraft. Its geometry is considered.
分析了支线民航机一种新型亚音速带有腔室旁通道的进气道的几何形状设计和气动试验结果。
The intake with plenum bypass is a new type subsonic intake for civil medium range aircraft.
分析了支线民航机一种新型亚音速带有腔室旁通道的进气道的几何形状设计和气动试验结果。
The intake with plenum bypass is a new type subsonic intake for civil medium range aircraft.
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