downwash velocity
downwash velocity 双语例句
This induced component of velocity is called downwash, and it reduces the amount of lift produced by the wing.
这种诱导速度构成了所谓的下洗气流，而且它使机翼产生的总升力减小。
The averaged gas velocity of flowing backward between the exhausting duct and the mixture tube increases with the rise of the main nozzle flux and the downwash flow velocity.
实验发现外套出口和混合管之间夹层存在气流倒流现象，倒流平均速度随着主喷管流量和下洗气流速度增加而增加。
Finally the rotor downwash velocity distribution along rocket trajectory is found with brief analysis.
最后，计算结果展示了旋翼下洗速度在火箭轨道上的分布，并作了简要分析。
The V - 22 tiltrotor model is taken as examples, and the downwash velocity distribution below tiltrotor and the download on wing in hover are calculated and compared with available experimental data to show the capability of the model.
以缩比的V-22模型旋翼为算例，计算了悬停时旋翼下方的下洗速度分布和机翼的向下载荷，与得到的试验结果进行了对比，验证了计算模型的有效性。
Finally, as an example of its engineering application, the calculated downwash velocity field along the rocket launch line is presented and simply analysed.
之后，作为本方法的工程应用，文中给出了计算的旋翼沿火箭发射线的下洗速度分布并作了简单分析。
It is shown that the aerodynamic interactions of a fuselage on its rotor are different in hover and forward flight, and from hover through forward flight, there is a transition from upwash to downwash in the induced velocity of the fuselage on rotor plane.
计算结果表明，机身对旋翼气动干扰在悬停和前飞时是不同的，且从悬停至前飞，机身对旋翼平面某方位的诱导速度存在一个从上洗至下洗的过渡。
In the boundary, velocity and Reynolds stress was distorted greatly by the vortex that leaded to an upwash domain and a downwash domain.
研究结果表明，有一定倾斜角度的单个射流与主流作用后，将在下游产生一个流向涡旋，涡旋使得边界层内的速度和雷诺应力发生严重扭曲，从而形成上洗区域和下洗区域。
A rotor free-wake model including fuselage effects was established to predict the rotor induced velocity flowfield of a real helicopter which has a combined rotor and fuselage configuration, and to provide a calculating method of the downwash flowfield for airborne rocket or missile fire.
建立一个包含机身影响的旋翼自由尾迹分析模型，以用于实际直升机旋翼和机身组合时的旋翼诱导速度场计算，为火箭导弹发射提供一个旋翼下洗流场计算方法。
Experiment results show that wake region behind wind tower can cause velocity deficit, turbulence excess and downwash phenomenon.
试验结果表明排气塔后部的尾流区能引起速度亏损、湍流增强和下冼现象。
Method for Predicting Rotor Vortex Wake and Downwash Velocity Field
旋翼涡尾流与下洗流场的计算方法
downwash velocity
相关单词辨析
这组词都有“速度、速率”的意思，其区别是：
pace: 普通用词，指步行的速度，常引申指活动的进度或生产率。
rate: 作“速度”讲时，与speed同义，可换用。作速率解时，指相对增长的速度，也指两种相比较而得出的标准速度。
speed: 普通用词，指单位时间内行进的固定速度或速率，也指可能达到的最高速度。
velocity: 技术用词，指物体沿着一定方向运动时的速率。