升力线的英文

• lift line
• lift wire
• lifting line
• lifting-line

• "升力"英文翻译    elevating force; lift force; ...
• "线"英文翻译    thread; string; wire
• "零升力线" 英文翻译 :    no-lift line; zero lift line; zero-lift line
• "升力线(螺桨)" 英文翻译 :    lifting line
• "升力线环流" 英文翻译 :    circulation on loaded line
• "升力线理论" 英文翻译 :    lifting line theory
• "中和升力线" 英文翻译 :    neutral lift line
• "中性升力线" 英文翻译 :    neutral lift line
• "lift wire 【航空】升力线，升力索。" 英文翻译 :    lift cable
• "螺旋桨升力线" 英文翻译 :    propeller lifting line
• "平均零升力线" 英文翻译 :    mean zero-lift line
• "超音速升力线理论" 英文翻译 :    supersonic lifting-line theory
• "螺旋桨升力线理论" 英文翻译 :    lifting-line propeller theory
• "普朗特升力线理论" 英文翻译 :    prandtl lifting line theory
• "升力线诱导阻力" 英文翻译 :    induced drag of loaded line
• "力线" 英文翻译 :    electric line of force; field pattern; fieldpattern; flux line; force, line of; line of traction; lines of force; of force line
• "升力" 英文翻译 :    elevating force; lift force; buoyancy; lift◇升力发动机 lift engine; 升力特性 lift efficiency
• "场力线" 英文翻译 :    field force line; field lines
• "磁力线" 英文翻译 :    magnetic lines of flux; [电磁] magnetic lines of force; line of magnetic force; magnetic-curve; magnetic line
• "等力线" 英文翻译 :    isodynamic line; isodynamicline; isodyne; syndyname
• "电力线" 英文翻译 :    1.(按照电场中各点的电力强度和电力方向连成的线) electric fluxline; electric line of force2.(输送动力用电的导线) electric-power line; power line
• "剪力线" 英文翻译 :    shear line
• "抗力线" 英文翻译 :    line of resistance
• "力线管" 英文翻译 :    field tube; tube of force
• "力线束" 英文翻译 :    flux of force lines

• Prandtl lifting line theory
  普朗特升力线理论
• Lifting line theory
  升力线理论
• The aerodynamic interference between the shroud and the propeller is calculated by lifting line theory . its precise , proved by wind tunnel test here , satisfies the engineering demand
  在计算螺旋桨的参数时，仍以有限叶数升力线模型进行处理，并用诱导因子法来计算桨叶尾涡系在升力线上产生的诱导速度。
• In the present work , there are two methods to design the shrouded - propeller . one is based on the blade element and momentum theory , the other is based on the ufbng - line ( surface ) theory derived from circumfluence theory
  在实际工作中，函道螺旋桨的设计有两种方法，一种是基于叶素理论与动量定理的工程方法；另一种是基于升力线(面)方法的环流理论方法。
• The paper has improved the existing lifting - line and lifting - surface design method by including the rake and skew and solving the optimum circulation distribution with the optimum theory . the blade geometry is expressed with b - spline for the lift - surface method . the boundary condition on the blade is transformed to minimize the summation of the square of normal velocities , the fair blade geometry can be obtained by present technique and the design quality is better
  改进了现有的升力线和升力面设计方法，在升力线设计中计及桨叶的纵倾和侧斜的影响，用优化理论求解最佳环量分布，升力面设计中用b样条来拟合桨叶，将物面边界条件转化为求法向速度分量的平方最小，由此可得到光顺的桨叶几何形状，提高和改进了设计质量。
• The lifting - line and lifting - surface design method , the harmonic analysis method based on the panel method , new section design ways , the effective operating curves are integrated into a whole design system of the unsteady propeller , the design system is effective and reliable by the design example , the model test and the application to the full scale ship
  本文把升力线和升力面设计方法、基于面元法预报螺旋桨非定常性能的谐调分析方法，新剖面设计方法、有效运转曲线计算方法组合为一套完整的非均匀流场中螺旋桨设计计算系统，经实例设计和模型试验及实船的应用，该设计系统是可靠且有效的。
• This paper present an ideal and calculation method of the effective operating curve where cavitations characteristic is not change . based on the lifting - line and lifting - surface method , using effective operating curve to control the cavitation type and " new section " design method to extend the width of cavitation bucket . the width will almost increase 30 % than the common section
  提出了保持剖面空泡特征不变的有效运转曲线的思想和确定方法，在升力线和升力面的基础上，应用有效运转曲线控制空泡类型，采用“新剖面”设计方法扩大空泡斗宽度，其空泡斗宽度比常规剖面增加近30左右。

• 升力线的日语：リフトライン ようりょくせん