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飞行器。牵引杆附属接头的接口要求。第1部分：干线飞行器。
Aircraft - Tow bar attachment fittings interface requirements - Part 1: main line aircraft.
youdao
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飞行器。牵引杆附属接头的接口要求。第1部分：干线飞行器。
Aircraft - Tow bar attachment fittings interface requirements - Part 1: main line aircraft.
youdao