The approach improving the hood aerodynamic performance is suggested.
最后提出了提高排汽缸气动性能的途径。
However, the wind turbine design is largely dependent on the wind turbine aerodynamic performance.
而风电机组的设计在很大程度上又取决于风力机的气动性能。
This state that the amplitude affect on aerodynamic performance of the structure cannot be neglected.
这充分说明，振幅的变化对结构本身气动性能的影响是不容忽视的。
The results indicate that the glaze ice has the most adverse impact on airfoil aerodynamic performance.
另外还计算了不同的冰形对机翼升、阻力的影响，结果表明瘤状冰对机翼气动特性的影响最大。
The effects of Gurney flap on double delta wing aerodynamic performance in low speed wind-tunnel tests;
双三角翼气动布局比三角翼飞机具有更好的大攻角空气动力特性。
Hundreds of pressure sensors are embedded in the models to measure aerodynamic performance during takeoff and landing.
数以百计的压力传感器嵌入到这些模型里，测量起飞和降落期间的空气动力性能。
The nose shape of high speed train's power car has great influence on the aerodynamic performance of high speed train.
高速列车动车头部外形对高速列车气动性能有很大影响。
The frequency of oscillating excitation has more effect on improving aerodynamic performance of airfoil at large attack…
与扰流振幅相比，调节扰流振荡频率更能改善翼型深失速条件下的气动性能。
Three different analytical thin blade design methods are presented together with their aerodynamic performance comparison.
给出了轴流风机薄板叶型的三种解析设计方法，并对所设计叶型的气动性能作了比较。
This paper can provide reference for further studies on parafoil aerodynamic performance with different geometric parameters.
该文可为进一步研究更多不同几何参数的翼伞模型提供参考。
By numerical simulation method, the comparisons of aerodynamic performance between airfoil and plate blade axial fans were made.
采用数值模拟方法对机翼型及板型叶片的轴流风机的气动性能进行了比较。
The accuracy of aerodynamic performance calculation directly influences the aerodynamic performance and structural safety of blade.
气动性能计算的准确性，直接影响叶片的气动性能和结构安全。
Based on the blade element-momentum theory, this paper studied the aerodynamic performance prediction model for small wind turbines.
基于叶素动量理论分析了小型风力机的气动性能分析模型，并提出了叶片的气动优化设计方法。
A reversible axial flow fan is required to run with high aerodynamic performance both in forward direction and in backward direction.
可逆风机在正向与反向送风时，都希望具有良好的气动性能。
Thus, the aerodynamic performance of stage is im-proved obviously, the profile loss decreases through using the "after loading" blade.
优化的“后部加载”叶型明显提高了气动性能，降低了叶型能量损失。
Finally, different blade axial intervals between the stator and the rotor are tried to observe the influences on aerodynamic performance.
最后，对涡轮叶片采用了不同的轴向间距，并分析其对气动性能的影响。
A computational method based on rotor free-wake model was developed for horizontal axis wind turbine's aerodynamic performance prediction.
转子自由尾迹模型的基础上开发的计算方法为水平轴风力发电机的空气动力性能的预测。
Tests proved in addition to lower production cost the muffling and aerodynamic performance of this new muffler are better than the original one.
试验证明其消声及空气动力性能均优于原配消声器，此外制造成本也有所下降。
For advanced tactical fighter, besides excellent aerodynamic performance, stealthy performance is an important factor for aircraft configuration design.
先进战斗机除了具有优良的气动特性外，隐身性能也已经成为其外形设计的重要因素。
The fan has a good aerodynamic performance, smooth operation, high efficiency, long life characteristics, a total of A, B, C, D four kinds of structures.
该风机具有良好的气动性能、运转平稳、振动小、效率高、寿命长等特点，共有A、B、C、D四种结构。
This paper deals with the significance of the, lightening of high-speed motorized unit and its streamlined contour with excellent aerodynamic performance.
本文阐述了高速列车动车轻型化及具有良好气动性能流线化外形的重要意义。
The icing problem affect the flight safety of aircraft, to explore the icing effect on aerodynamic performance for multi-element airfoil is very important.
飞机结冰是影响飞机飞行安全的重要因素之一，研究结冰对多段翼型的气动特性影响具有重要意义。
Like its brethren, SolarEagle is a bit odd-looking, but that is mostly because its 400-foot wing is designed to increase solar power and aerodynamic performance.
和它的同胞一样，SolarEagle(太阳鹰)也有着奇怪的外形，但是这主要是因为它那400英尺(121.92 米)的飞翼，用来获得更多的太阳能以及更好的空气动力学上的性能。
The innovative measures to improve the aerodynamic performance of exhaust hoods can be given as follows: adoption of a diffuser with a negative excessive height;
提高排汽缸气动性能的新型措施为：采用具有负超高的扩压器和非对称扩压器；
The method consists of two parts: aerodynamic performance calculation based finite blade vortex theory and aerodynamic optimization design based genetic algorithms.
该方法分为两部分：基于有限片桨叶涡流理论的气动性能计算和采用遗传优化算法的优化设计。
In this paper, a method of aerodynamic calculation and aerodynamic performance analysis for a horizontal axis wind turbine is presented using semi-rigid wake model.
本文用半刚性尾流模型近似表示给出水平轴风轮空气动力性能的分析计算方法。
The results indicate that the time-space structure and the average aerodynamic performance can be improved greatly when the couple of wake impact effect is occurred.
实验结果表明：当发生尾流撞击耦合效应时，压气机内部流动的时空结构以及时均气动性能均得到较大提高。
Aerodynamic performance calculation provides evaluation and feedback for the aerodynamic design and also the aerodynamic load data for the structural design of blade.
气动性能计算为气动设计结果提供评价和反馈，并为叶片的结构设计提供气动载荷的原始数据。
The aerodynamic performance of turbomachinery for an gas turbine engine based on a semi-closed cycle employing carbon dioxide as the primary working fluid was analyzed.
本文对采用二氧化碳作为基本工作流体的半闭环燃气轮机循环的空气动力学特性进行了详尽的分析。
The experimental results of the effect of base bleed propellant composition on the aerodynamic performance of drag reduction and range increase of base bleed projectile.
介绍了底排药剂成份对底排弹减阻增程气动力性能影响的实验结果。
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