A short, winglike control surface projecting from the fuselage of an aircraft, such as a space shuttle, mounted forward of the main wing and serving as a horizontal stabilizer.

鸭式飞机的水平安定面和升降舵从一架飞行器伸出的一个短的翼状控制平面，如航天飞船的机身，被安在飞机翼前方，作为水平稳定器。

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When the speed of AUV is zero or low speed, lift is produced by the vibration of fin stabilizer at the horizontal position, which is similar to the flapping wing flight of insects and birds.

当航速为零时，则是通过鳍在水平位置附近的上下振动来产生升力，与鸟类和昆虫的扑翼飞行相似。

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