说明：双击或选中下面任意单词，将显示该词的音标、读音、翻译等；选中中文或多个词，将显示翻译。 您的位置：首页 -> 词典 -> 机翼自振 1)  natural vibration of (aircraft )wing 机翼自振 2)  Airfoil flutter 机翼颤振 1. Bifurcations of 2-multiple semi-stable limit cycles, as well as supercritical and subcritical Hopf bifurcations of an airfoil flutter system with cubic nonlinearity in incompressible flows were studied. 对定常流作用下含立方非线性刚度的二元机翼颤振系统的二重半稳环分叉以及超临界Hopf分叉和次临界Hopf分叉进行了研究。 2. The properties of bifurcation points of airfoil flutter with cubic nonlinearity in incompressible flow are studied. 对定常空气动力作用下、含立方非线性刚度的二元机翼颤振系统的分叉点进行了研究。 3)  oscillating airfoil 振荡机翼 1. An approach of inverse problem for unsteady aerodynamic design of 2-D oscillating airfoil based on Euler equations (Ⅱ); 基于欧拉方程的二维振荡机翼非定常气动设计反命题方法(Ⅱ) 2. It is one of approaches for unsteady inverse problems of oscillating airfoil to solve unsteady Bluer equations with finite difference method. 利用有限差分法解非定常欧拉方程是振荡机翼非定常气动反问题的一种求解方法。 3. The approach can unify the subsonic,transonic and supersonic inverse problems and avoid the direct simulation of the unsteady wake of oscillating airfoil. 提出在映象坐标下求解二维非定常欧拉方程获取二维振荡机翼的气动反命题解,给出了非定常气动反问题的边界条件和求解方法。 4)  Flutter of the foil 机翼颤振 1. Self-excited vibration widely exists in engineering, such as flutter of the foil,cutting vibration, galloping of electric power transmission line, vibration of flexiblemaking system etc. 自激振动在工程界广泛存在,比如机翼颤振、切削颤振、输电线或悬索的驰振、柔性制造系统的振动等等。 5)  adaptive wing 自适应机翼 1. Aerodynamic Characteristics of Flexible Trailing Edge Adaptive Wing by Unstructured Dynamic Meshes 基于动网格技术的柔性后缘自适应机翼气动特性分析 2. The adaptive wing represents a new integrated design concept incorporating materials,structures and controls. 柔性自适应机翼技术采用了一种全新的材料/结构/功能一体化的设计思想,它是将传感单元、驱动单元、控制单元与机翼结构有机地结合,赋予机翼形状自适应等功能,从而改善飞机的飞行性能。 3. In the full paper,we explain in detail our design strategy;in this abstract,we just add some pertinent remarks to listing the one topic of explanation:(1) adpative control strategy;the subtopics of topic 1 are the control requirements of adaptive wing(subtopic 1. 针对自适应机翼的特点和研制要求,研究了控制系统的设计与实现,较好地解决了飞行中机翼参数时变的问题,并使系统对控制律做了合理的约束,根据最优控制理论对具体方案进行了理论分析和物理试验。 6)  autogyro [英]['ɔ:tə'dʒairəu]  [美]['ɔtə'dʒaɪro] 自转旋翼机 1. The differences of flight dynamics characteristics between the autogyro and the helicopter are discussed firstly. 分析了自转旋翼机不同于直升机的特点,在考虑了自转旋翼机旋翼转速可变,螺旋桨、垂尾/平尾气动力的基础上,建立了自转旋翼机的飞行动力学模型。 补充资料：自调自净自度 【自调自净自度】　（术语）同自调项。 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 ©2011 dictall.com