Transformative problem of aerofoil impeller is put forward.

提出了机翼型叶轮的改造问题。

The rotor blades work like the wings of an aeroplane, with an 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。

It may obtain a special experiment aerofoil lift-drag force characteristic with this test.

通过本实验，可以测得某一特定实验机翼的升力特性和阻力特性。

With use of this structure model, we can simulate the real performance of aerofoil very well.

应用该结构模型可以很好的模拟机翼结构的实际情况。

Optimal design on aerofoil parameter of impeller is made based on the second YQH-100 oil-gas pump.

基于第二代YQH-100油气混输泵叶轮的基本参数，对叶轮的翼型参数进行了优化设计。

The blades have an aerofoil shape and provide lift when passing through air, like the wings of an aeroplane.

这些叶片拥有机翼的剖面形状，它们就像普通飞机的机翼那样，通过划过空气来产生升力。

Nf - 6 wind tunnel is a pressurizing, continuous, high - speed and return - flow aerofoil wind tunnel.

6风洞是一座由轴流式压缩机驱动的增压、连续、 高速回流式翼型风洞。

The most popular design methods of the axial fan are the Single Aerofoil Method and the Cascade Method.

其工程上的设计方法比较单一，普遍采用的方法是孤立叶型法和叶栅法。

Air flow control the aerofoil Louvre shape allows the air flow to be controlled in wet and dry weather.

气流控制在干、湿不同气候情况下通过调节百叶片控制气流。

Provided with high performing adjustable pitch aerofoil impellers in PAG, aluminum, steel and stainless steel.

提供上流执行的可调整的沥青机翼叶轮在PAG，铝，钢和不锈钢。

The serpentine aerofoil shape is designed to face into what little wind there is, generating a small amount of lift.

蛇形蜷曲的机翼设计用来面对空中的较小风力去产生一个较小的升力。

Its aerofoil shape provides lift, but a pilot needs to regulate the airflow over it in order to control the aircraft.

虽然机翼的外形提供了飞机的升力，但驾驶员还需要通过调节掠过机翼的气流来操纵飞机。

Although its aerofoil shape provides lift, a pilot needs to regulate the airflow over it in order to control the aircraft.

虽然机翼的外形提供了飞机的升力，但驾驶员还需要通过调节掠过机翼的气流来操纵飞机。

The aerodynamic characteristic of moving aerofoil on the surface of inclined plate and of ordinary plane varies much.

在斜板表面和常规平板表面上运动的机翼的气动力性能有所不同。

Although its aerofoil shape provides lift, a pilot needs to regulate the airflow over it in order to control the aircraft.

虽然机翼的形状能够提供升力，飞机员还是需要调节通过其上的气流以达到控制飞机的目的。

A good mechanics analysis approach was presented for reliability analysis and damage tolerance design of aerofoil structure.

为机翼结构的可靠性分析和损伤容限设计提供了比较有价值的力学分析手段。

The effects of flapping frequency, wind velocity, Angle of attack, plane shape of wing and cambered aerofoil are investigated.

试验中进行了扑动频率、风速、迎角、机翼平面形状、翼型弯度对机翼气动特性影响的研究。

The numerical solution of incompressible viscous flow over an aerofoil is obtained by H-type grids and a special difference scheme.

本文用H型网格和特殊的差分格式数值求解了粘性不可压缩叶型绕流。

The aerofoil of a wing creates more lift than drag, but exactly how much depends on its design and the speed of the air passing over it.

飞机上的机翼制造升力超过阻力，但具体取决于机翼的设计和当时经过的空气流动速率。

A paradise tree snake flattens its body into an aerofoil-like shape that can provide a degree of lift before it takes off from a branch by jumping upwards.

天堂树蛇展平它的躯体，使其形成机翼般的形状，这可以使它在借助树干弹跳前产生一定的提升力。

The formation of thin coal shell that is formed by aerofoil cracks engendered at the tip of primary cracks in the entry's surrounding coal is analysed.

分析了平巷煤壁中预存裂纹尖端产生翼型张裂纹，形成薄煤层壳，薄煤层壳弯曲变形失稳引发冲击地压的机理。

Pressurizing, continuous and transonic wind tunnel is the first one in our country, and it is the world's first class tremendous high - speed aerofoil wind.

增压连续式跨音速风洞在我国尚属首例，是具有国际先进水平的大型高速翼型风洞。

Pressurizing, continuous and transonic wind tunnel is the first one in our country, and it is the world ' s first class tremendous high - speed aerofoil wind.

增压连续式跨音速风洞在我国尚属首例，是具有国际先进水平的大型高速翼型风洞。

The aerofoil rib parts for pilotless aircraft was manufactured by using mold pressing process with epoxy resin as matrix materials and glass cloth as enhancement materials.

以环氧树脂为基体，以玻璃布和碳布为增强材料，采用模压成型工艺制备了某型无人机机翼环肋复合材料结构件。

The invention cancels the aerofoil, empennage and back helm, decreases the weight of plane, realizes lift vertically, enhances the height and realizes high-speed remote fly.

本发明是为摆脱鸟类飞行对设计飞机的影响，取消飞机的机翼、尾翼、尾舵，减轻飞机体积和重量，实现垂直起降，提高升限，达到高速、远程飞行。

The design of the winglet on the wingtip of a plane is a multifactor design, it is relatively complicated in the design of an aerofoil due to the influence of no lesser parameters.

飞机翼尖小翼设计是一个多因素设计，在机翼设计中比较复杂，影响参数较多。

Main rotor is the key part of helicopter modeling, the associated modeling methods of aerofoil aerodynamic loads, rotor inflow dynamics and blade flap motion are discussed in detail.

主旋翼是直升机建模的关键，详细讨论了与其相关的翼型气动力模型、 诱导速度模型和挥舞运动模型的建模方法。

Geometric characteristics for blade aerofoils during fan design, superposed aerofoils by analytic method, and the method to set up aerofoil circumference equation method are described.

阐述了风机设计中叶片翼型的几何特性、用解析方法叠加翼型，以及建立翼型周线方程的方法。