balancinghingedsurfacesforaircrafts词语:balancinghingedsurfacesforaircrafts解释:飞机铰接面平衡词典:专利专业英汉词典......
aircraftsusinginflightthefeaturesofbothaeroplaneand词语:aircraftsusinginflightthefeaturesofbothaeroplaneand解释:在飞行中运用飞机和旋翼机的特点词典:专利专业英汉词典aircraftsusinginflightthefeaturesofbotha......