1. The moveable horizontal surface of the empennage used for pitch trim.
飞机尾翼的可动水平面，用来控制俯仰配平。
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2. The effect of empennage spread on flight attitude was analyzed and validated by flight test data.
本文介绍了使用双镜头狭缝摄影对某武器系统外弹道飞行姿态测试的方法及可行性分析。
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3. A very light composing empennage allows to balance the model without adding any ballast to the nose.
一个非常轻的构成尾部让不需要把任何的压舱石加入鼻轨就平衡模型。
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4. The empennage being laid across is much smaller than airfoil essential points, endways the empennage is straight.
横着的尾翼比机翼要小良多，竖着的尾翼直直的。
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5. MK2 fuselage and empennage structure would be re-lifed and reassembled, with redesigned wings and BR710 turbofan engines.
MK2型的机身和尾部结构将进行延寿和重新组装，包括采用重新设计的新型机翼和BR 710涡扇发动机。
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6. Therefore, the characteristics, the influence on the stability and control, as well as the design theories of the FMAV empennage are studied here.
本文对微型扑翼飞行器尾翼的特性、对稳定性和操纵性的影响以及尾翼的设计理论与方法进行了研究。
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7. The invention cancels the aerofoil, empennage and back helm, decreases the weight of plane, realizes lift vertically, enhances the height and realizes high-speed remote fly.
8. The utility model relates to a toy plane which is composed of a plane body, wings, an empennage, an electric machine, batteries, propellers, a driving device, direction wheels, etc.
新型空陆玩具飞机，由机身、机翼、尾翼、电机、电池、螺旋桨、传动装置、方向轮等组成。
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9. The utility model relates to a toy plane which is composed of a plane body, wings, an empennage, an electric machine, batteries, propellers, a driving device, direction wheels, etc.
