客機可不同,安全係數要高,要經久耐用, 不然飛幾次就爆了,咋行?嗬嗬。看看上海大眾的國產化進程就知道原因了。
客機可不同,安全係數要高,要經久耐用, 不然飛幾次就爆了,咋行?嗬嗬。看看上海大眾的國產化進程就知道原因了。
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