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6 个月
扬眉吐气!中国3D打印整机涡喷上天,6000米高空稳飞半小时!
说实话,航空发动机这玩意儿,咱们过去总被“卡脖子”,看别人脸色。 可最近一次试飞,真让人扬眉吐气——中国第一台整机用3D打印造出来的涡喷发动机,实实在在飞上天了! 不是实验室摆设,也不是地面点火,而是装在无人机上,在6000米高空稳稳飞了半 ...
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