展弦比 meaning in English
a ect ratio
ar
aspect ratio (wing)
span-chord ratio
Examples
- Aeroelastic analysis of flexible large aspect ratio wing
特大展弦比机翼的特性与设计 - Since it is the first use of the momentum - blade theory to predict cooling fan aerodynamic performance , the work presented in this paper is still open for further investigation
但由于本文使用的将动量?叶素理论运用到汽车冷却风扇这种小展弦比的叶片的气动计算上,尚属首次,对于结果中存在的偏差的确切原因,尚有待于在今后的工作中继续研究。 - The results of the lift interference are given here as a result of a series of rudder of different aspect ration fitted to different location of the fornication . in the second part , the device of open water experiment of ichthyoid rudder is present
提出了一个估算鱼形舵定常升力的方法，计算了一系列不同展弦比、不同翼型、不同位置分叉点及尾缘剖分角对鱼形舵影响下的升力。 - In this dissertation , a hybrid optimization approach for automatic design of 3d turbine blades was proposed and well implemented . the applications to the stacking design optimization and full 3d aerodynamic design optimization for an annular cascade demonstrated the validity , robustness and efficiency of this hybrid approach
本论文提出和实现了一种适用于叶轮机械全三维气动优化设计的方法，并利用该方法对某低展弦比、大折转角的环形叶栅分别进行了基迭优化和全三维气动优化。 - Three kinds of trapezoid , delta and airfoil shaped vortex generators are designed based on traditional , sub boundary layer and micro - vortex generators conceptual design , to study the influence of the shape , height , aspect ratio , chordwise position , spanwise position and direction angles of vortex generators on boundary layer separation control
( 5 )综合分析研究了涡流发生器的工作原理和设计原则。根据国内外资料，研究了涡流发生器形状、高度、展弦比、尖削比、弦向位置、展向位置和方位角等因素对附面层分离控制效果的影响。