翼弦，梁或框架的结构部件。
发生紧急状况时，拉下翼弦。
格宽翼弦比是影响栅格翼气动特性的一个重要几何参数。
The width to width ratio of grid fin was an important parameter influencing the aerodynamics of grid fins.
基于扇翼机的飞行原理，提出通过改变攻角以及增加尾部升力面弦长的方式提高气动效率，进而实现垂直升降的方法。
Based on the principle of flight of fan wing aircraft, realizing methods of VTOL are preposed by changing the Angle of attack and increasing chord length of the tail.
机翼承受垂向弯曲、弦向弯曲和扭转变形，螺旋桨旋翼的桨叶认为是刚性的并承受一阶挥舞和摆振。
The wing withstands vertical bending, chordwise bending and torsional deformations, and the rotor blade is considered to be capable of rigidly withstanding one order flap and lag motions.
应用七孔探针空间流场定量测试技术研究了翼尖涡的流动结构，给出了翼尖尾涡在下游两倍弦长距离内的速度和压力场分布随迎角变化的规律。
The flow field of the wing tip vortex, which shed from a rectangular wing, is surveyed by a seven holes probe in a low speed wind tunnel.
对翼身组合体等弦长大展弦比超临界机翼，除翼梢处流动三维效应强外，机翼其余部分包括接近翼根附近，均具有近似二维流动的特征。
Most part of the supercritical wing with equal chord and high aspect ratio is provided with 2-D flow characteristics approximately except wing tip.
对翼身组合体等弦长大展弦比超临界机翼，除翼梢处流动三维效应强外，机翼其余部分包括接近翼根附近，均具有近似二维流动的特征。
Most part of the supercritical wing with equal chord and high aspect ratio is provided with 2-D flow characteristics approximately except wing tip.
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