Ball nut, a fixed spherical nut driven by the jackscrew for flap and stabilizer movement.

球形螺母，由顶头螺钉驱动的固定球形螺母，用于翻板和稳定器运动。

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Ball nut, a fixed spherical nut driven by the jackscrew for flap and stabilizer movement.

球形螺母，由顶头螺钉驱动的固定球形螺母，用于翻板和稳定器运动。

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