A model for the nonlinear dynamics of a subminiature rotorcraft is established.
建立了超小型旋翼机系统的非线性参数化模型。
A blade, essentially made of composite material, for a rotorcraft rotor, comprising.
刀片，基本上制成的复合材料，为旋翼机转子，其中包括。
Did you know that one company is making external airbags for helicopters and rotorcraft?
你可知道，一个公司对外气袋直升机和旋翼？
The key technique of the project of the high-speed rotorcraft is the shift smoothness of lift and power.
高速型方案的关键技术在于转换过程中升力、功率及操纵是否能平滑过渡。
The V-22 was developed by Bell Helicopter, which manufactures it in partnership with Boeing Rotorcraft Systems.
V - 22由贝尔直升机公司研发，并同波音旋翼飞机系统部合作一起生产制造。
Kamov did not indicate when it will start delivering Turbomeca-powered variants of the light utility rotorcraft.
不过卡莫夫方面尚未说明何时公司将交付使用该型号发动机的直升机。
Sea trials of the demonstrator are planned for 2012 using a French Navy frigate and a Boeing, H-6U Unmanned Little Bird rotorcraft.
海上测试计划2012年使用一艘法国海军护卫舰和一架波音H-6U“小鸟”旋翼无人机进行。
The test model was made and an experiment was done to verify the prediction of the autorotation state characteristics for a high-speed rotorcraft scheme.
针对某一高速直升机方案的自转状态，本文设计和建设了试验模型和试验设备，进行了相应的实验研究。
Research on bionics and aerodynamics indicates that flapping mode is better than rotorcraft and fixed-wing mode when they are about the size of small birds.
仿生学和空气动力学研究均表明，对于特征尺寸相当于鸟类或者昆虫的微型飞行器来说，扑翼飞行器要优于固定翼和旋翼飞行器。
The research on the rotor blade-vortex interaction (BVI) noise is a very important aspect and a very challenging subject in the rotorcraft aeroacoustics field.
旋翼桨-涡干扰噪声问题是直升机气动声学领域的一个研究热点和难点。
If selected, Boeing will build the Apache helicopters at its rotorcraft facility in Mesa, Ariz., and the Chinook helicopters at its rotorcraft center in Ridley Park, pa.
如果中选，波音公司将在亚利桑那州梅萨的旋翼机工厂生产阿帕奇直升机，在宾州RidleyPark的旋翼机工厂生产支努干直升机，设施的阿帕奇直升机尚未公布。
Research on the aerodynamic interaction between the rotors and components of rotorcraft have been a very important aspect and a very challenging subject in rotorcraft Aerodynamics.
旋翼干扰空气动力学问题一直是旋翼飞行器空气动力学的研究热点和难点之一。
Research on the aerodynamic interaction between the rotors and components of rotorcraft have been a very important aspect and a very challenging subject in rotorcraft Aerodynamics.
旋翼干扰空气动力学问题一直是旋翼飞行器空气动力学的研究热点和难点之一。
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