rotor blades

Before specific solutions can be tested, nasa must first collect data on how the rotor blades interact with air under a variety of operating conditions.

在测试特定的方案以前，nasa必须首先搜集在不同的运行条件下桨叶与空气如何相互作用的数据。

The marks, microstructure, macro and micro fracture surface appearance of the11th order fan rotor blades was analyzed.

对风机第11级动叶片进行了痕迹、显微组织和断口宏微观分析。

The rotor blades work like the wings of an aeroplane, with aerofoil shape providing lift.

旋转叶片的工作原理类似飞机的两翼,运用机翼的形状提供上升力.

Variable pitch vertical axis turbines have been proposed, which can markedly increase the power extraction efficiency at low tip speed through controlling the rotor blades pitch at all points of their rotation cycle.

目前已经提出了一种变螺距垂直轴水轮机，它可以通过控制转子在一个旋转周期上所有点的叶片间距来显著提高能量的提取效率。

The rotor blades work like the wings of an aeroplane, with an aerofoil shape providing lift.

螺旋桨起的作用如同飞机的机翼, 机翼的形状提供升力.

Research in the Doppler Modulation of Rotor Blades for Radar

毫米波雷达旋翼回波的多普勒调制效应研究

It is shown that the time-averaged loss of energy in tip leakage flow is dissimilar for different rotor blades.

研究表明对于不同的动叶片其顶部泄流的能量时均损失是不一样的。

Analyses of Torsional Vibration Characteristics of Rotor Blades Coupled with the Control System in the Helicopter

与直升机操纵系统耦合的旋翼桨叶扭转振动固有特性的分析

Last beam rear there are two all-metal tail rotor blades.

尾梁后部有两个桨叶的全金属尾桨.

Ultrasonic testing of rotor blades in the high pressure compressor of aeroplane engine

飞机某型发动机高压压气机转子叶片的超声波检测

European helicopter's main rotor blades four, non-bearing and high-strength fiber composite materials.

欧洲直升飞机的主旋翼采用四浆叶 、 无轴承和高强度纤维复合材料制造.

The marks, microstructure, macro and micro fractureappearance of the 11 th order fan rotor blades was analyzed.

对风机第11级动叶片进行了痕迹 、 显微组织和断口宏微观分析.

Mixed with wood or wood structure of the rotor blades, short life, around 600 flight hours.

采用木质或钢木混合结构的旋翼桨叶, 寿命短, 约为600飞行小时.

For shipboard operations and to ease air transportability Pave Hawks are equipped with folding rotor blades and tail stabilator.

为适应舰载和空运的要求，“铺路鹰”采用了可折叠的主旋翼和尾桨。

rotor blades on a helicopter

直升机的旋翼叶片

The unsteady surface pressures on the rotor blades of a single-stage low-speed axial compressor were measured by means of mounting micro-sensors on the surface the blades. The effects of up-stream blade wakes on the spectrum of rotor blades unsteady surface pressure were analyzed.

为了研究上游叶片尾迹对轴流压气机转子叶片非定常表面压力的影响，采用在叶片表面埋设微型压力传感器的方法，测量了一个单级低速轴流压气机转子叶片的非定常压力分布。

Improvement of service life of rotor blades in sintering exhaust fan

提高烧结抽风机转子叶片寿命的研究

The influence of coriolis force on the natural frequencies of the rotor blades is analysed by the finite element method.

本文用有限元法分析了柯氏力对桨叶旋转面固有振动频率的影响。