它由两个喷气涡轮引擎提供动力，以驱动五个叶片的主旋翼，以及通过齿轮箱和连轴驱动在两边短翼上的一对螺旋桨。
It is powered by two jet-turbine engines which operate both the five-bladed main rotor and, through a gearbox and shafts, a pair of propellers on two short wings.
螺旋桨表面和它的尾涡面离散为四边形双曲面元，每个面元上布置等强度偶极子和源汇分布。
The surface of propeller and its trailing vortex is divided into a number of small hyperboloidal quadrilateral panels with constant source sink and doublet distributions.
本文概括地说明了螺旋桨修边技术的机理和现实意义，介绍了有关的计算方法，以及切割的工艺过程。
The mechanism and real significance of the blade shape modification technology of propeller, as well as the calculation method and technical process for blade edge cutting are briefly introduced.
讨论了螺旋桨导边充气对其水动力性能和辐射噪声的影响。
This paper discusses the effects of air jet in the leading edge of propeller on its hydrodynamics and radial noise.
讨论了螺旋桨导边充气对其水动力性能和辐射噪声的影响。
This paper discusses the effects of air jet in the leading edge of propeller on its hydrodynamics and radial noise.
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