These vortices define a slipstream and generate induced velocities.
这些涡流限定了滑流并产生诱导速度。
Based on the rotor free-wake model and the rotor trim model, an analytical method is developed for the prediction of helicopter rotor induced velocities on missile trajectory.
应用自由尾迹方法和旋翼配平模型，建立了一个悬停和前飞状态旋翼在导弹发射线上的诱导速度计算模型。
Both lift line model and generalized wake model are founded in this paper. A method is given for calculating induced velocities by a wake vortex line which results in a rapid convergence.
建立了旋翼升力线模型和广义尾迹模型，在计算角迹涡线诱导速度时，采用了快速收效方法。
In this paper, firstly, relations of first two harmonic induced velocities to the lower and same-order harmonic circulations are obtained from the generalized classical vortex theory of the rotor.
本文从旋翼的广义经典涡流理论出发，通过环量对诱导速度的贡献的简化处理，推导出旋翼诱导速度的二阶分布。
The electrophysiological findings showed that the motor conduction velocities were normal and motor-induced amplitudes fell down in the patients with periodic paralysis.
结果表明：低钾麻痹组运动神经传导速度正常，运动诱发电位波幅降低。
The electrophysiological findings showed that the motor conduction velocities were normal and motor-induced amplitudes fell down in the patients with periodic paralysis.
结果表明：低钾麻痹组运动神经传导速度正常，运动诱发电位波幅降低。
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