升力面理论的英文

• lifting surface theory
• lifting-plane theory
• lifting-surface

• "升力"英文翻译    elevating force; lift force; ...
• "面"英文翻译    face
• "理论"英文翻译    theory
• "升力面理论解" 英文翻译 :    lifting-surface solution
• "超音速升力面理论" 英文翻译 :    supersonic lifting-surface theory
• "非定常升力面理论" 英文翻译 :    unsteady lifting surface theory
• "亚音速升力面理论" 英文翻译 :    subsonic lifting-surface theory
• "圆环升力面理论" 英文翻译 :    annular lifting surface theory
• "升力面" 英文翻译 :    carrying piston; lift airfoil; lifting surface; lifting-piston; plane surface; supporting piston; supporting surface
• "共面理论" 英文翻译 :    coplanar theory
• "振动面理论" 英文翻译 :    oscillating-surface theory
• "导管升力面" 英文翻译 :    nozzle lifting surface
• "机身升力面" 英文翻译 :    fuselage lifting surfaces
• "前体升力面" 英文翻译 :    forebody lifting surface
• "全部升力面" 英文翻译 :    complete lift surface
• "扇形升力面" 英文翻译 :    lifting quadrant
• "升力面(螺桨)" 英文翻译 :    lifting surface
• "升力面颤振" 英文翻译 :    lifting surface flutter
• "升力面积" 英文翻译 :    lifting area; supporting area
• "升力面面积" 英文翻译 :    lifting surface area
• "升力面载荷" 英文翻译 :    lifting area load
• "旋转升力面" 英文翻译 :    rotating lifting surface
• "圆环升力面" 英文翻译 :    annular lifting surface
• "主升力面" 英文翻译 :    main lifting surface; main-surface airfoil
• "总升力面积" 英文翻译 :    total lifting area

• Lifting surface theory
  升力面理论
• The blade section can be designed by parent section , thereby its chordwis circulation distributions can be worked out , and then lifting surface theory is used to design the three dimension blade geometry
  剖面采用母型剖面方法来设计，进而可确定桨叶弦向环量分布，然后由升力面理论设计三维桨叶的几何形状。
• Numerical lifting - surface theory has been developed as a practical tool in predicting marine propeller ' s hydrodynamic performance because it is easily being computed and accurate for application
  升力面理论由于方法简单易行，它可以对螺旋桨的水动力性能作出非常准确的预报，是当前求解螺旋桨的水动力性能有力的分析工具。
• Using a combination method of the lifting surface theory and acoustic technique , the effects of different diameters , skews and rakes on the discrete noise of the propeller are studied by the numerical method and some useful results for engineering are presented in this paper
  利用升力面理论和声学方法得到的离散谱噪声的预报公式，对螺旋桨直径、侧斜、纵倾变化对离散谱噪声的影响作了数值计算，并得到了工程上有实用意义的结果。
• In the second part , firstly , the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present , based on the general propeller lifting - surface theory , potential flow theory and green theorem . then , theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present , based on the finite basic solution method , the unsteady vortex lattice method and hess - smith method
  在理论计算部分，本文首先基于常规螺旋桨升力面理论、势流理论和格林定理建立了定常和非定常状态下全方向推进器水动力性能计算的数学模型，然后利用有限基本解法、非定常涡格法和赫斯?史密斯方法对全方向推进器定常和非定常状态下的数学模型进行了数值离散，接下来针对前面所设计的全方位推进器进行了数值预报。
• In lifting - surface theory , the non - liner phenomena of the trailing vortex in the transition wake area and of the tip vortex separation are considered . in surface panel method hyperboloidal quadrilateral panels are employed and the morino ' s analytical formulation is used to determine the influence coefficients . the more reasonable pressure kutta condition is satisfied at the trailing edge of propeller blade
  在计算中，对于升力面理论，本论文考虑了过渡区尾涡收缩和叶梢分离的非线型现象的影响；对于面元法，本论文采用的是计算较为简便的基于扰动速度势的基本公式及双曲面形状的面元，在桨叶随边满足更趋合理的压力kutta条件，并用morino导出的解析公式计算面元的影响系数的快速有效的数值预报方法。
• Based on the theory of potential flow , steady lifting - surface theory and the potential based low - order surface panel methodi the mathematical models for predicting the performance of the hd propeller and mau propeller are respectively established in this paper , and the numerical calculations are also carried out
  本文首先基于势流理论和定常螺旋桨的升力面理论，以及基于速度势的低阶面元法理论建立了沪东型( hd )螺旋桨和常规mau图谱桨水动力性能预报的数学模型，并对其进行了数值分析。