受到结构弹性变形的影响，随着飞行动压的增加，舵面的操纵效率不断下降，副翼甚至会出现操纵反效现象；
Due to the influence of the elastic deformation of flexible structures, the efficiency drops constantly with the increase of the dynamic pressure, which even causes aileron reversal.
建立了带柔性后缘自适应机翼模型和带刚性偏转后缘的传统机翼模型，从升阻特性和力矩特性以及操纵效率对它们进行了比较研究。
This paper aims at presenting an investigation into aerodynamics and control reversal characteristics of adaptive wings with seamless, variable camber, flexible trailing edge.
试验证明，这些措施的采用，不仅提高了液压系统效率，而且使挖掘机的操纵性得到明显提高。
It has been proved in experiments that these methods not only improve the efficiency of the hydraulic system, but also the controllability of excavator.
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