The invention relates to a big scale passenger bus front landing device.
本发明为大型客机前起落架失灵放不下来安全着落装置。
In case of a water landing, you may be used as a flotation device.
当水上登陆的时候，你也许应该使用漂浮设备。
Other instruments linked radios to a direction device to help find the landing area.
其他仪器连接无线电到测向装置以帮助飞行员找到着陆点。
Control device is one of the key problems on landing gear semi-active control.
起落架半主动控制的核心问题之一是对其控制执行元件的研究。
Control device is one of the key problems on landing gear semi-active control.
起落架半主动控制的核心问题之一是对其控制执行元件的研究。
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