1) confused wind
非定常风
1.
Ship manoeuvering response equation in confused wind was derived,and by means of the theory of linear system in stochastic processes,the problem of keeping course by rud-der force when ship sailing in confused wind was dealt with.
推导了船舶在非定常风中的操纵运动响应方程式,并利用随机过程的线性系统理论,讨论了船舶在非定常风中航行时的舵力保向问题。
2) unsteady wind field
非定常风场
3) unsteady wind tunnel
非定常风洞
1.
The instantaneous vortex structure of the leading-edge vortices on a delta wing in unsteady free stream is investigated via particle image velocimetry in unsteady wind tunnel of NUAA.
在南航非定常风洞中,运用PIV测量技术,研究了非定常自由来流下三角翼前缘涡瞬时涡结构的变化。
2.
A pitching test set-up, used in the unsteady wind tunnel at Nanjing University of Aeronautics & Astronautics, is developed to study the effect of rapid changes on both the free stream velocity and the angle of attack.
在南京航空航天大学已建成的国内首座非定常风洞内,研制了一套单自由度俯仰振荡实验装置,设计开发了一套对模型姿态和来流风速进行联合控制的软件。
3.
In this paper, the effects of unsteady free stream on aerodynamics of an aircraft model are studied in the unsteady wind tunnel of NUAA.
在国内首座非定常风洞中,研究了不同幅值、不同频率脉动的非定常自由来流对飞机模型气动特性的影响。
4) unsteady wind tunnel test
非定常风洞试验
5) nonstationary characteristic of wind speed
风速的非定常性
6) Steady/transient states
定常/非定常
补充资料：常风
1.长期刮风。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条