由于前缘涡的影响，翼型厚度增加，平均压差阻力系数变小，甚至会出现负值。
As airfoil thickness is increased, the average pressure drag, affected by leading edge vortex is reduced even to be negative, and meanwhile friction has little increase.
在低雷诺数条件下，对于纯俯仰运动，随着翼型厚度的减小，平均阻力系数也变小。
For pure pitching motion, the results show that average drag coefficient decreases as airfoil thickness is reduced.
研究了在二维定常不可压流动状态下雷诺数和翼型厚度等参数对翼型气动特性的影响。
For steady incompressible flows, the effects of Reynolds number and thickness of airfoils on the aerodynamic characteristics are studied.
本文研究二维厚度翼型的大攻角非定常运动。
The unsteady motion of a two-dimensional thick airfoil at high angles of attack is considered in this paper.
本文根据斜置飞翼的飞行特点和气动特性，选用了相对弯度、相对厚度等参数不同的两种翼型。
According to the characteristics and aerodynamic properties of oblique flying wing, selected two different kinds of te airfoil with relative camber, relative thickness of parameters.
本文根据斜置飞翼的飞行特点和气动特性，选用了相对弯度、相对厚度等参数不同的两种翼型。
According to the characteristics and aerodynamic properties of oblique flying wing, selected two different kinds of te airfoil with relative camber, relative thickness of parameters.
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