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21 天
NASA 的 X-59 超音速飞机成功地完成了关键的发动机测试
美国国家航空航天局(NASA)的 X-59 成功地完成了关键的发动机测试,扫清了另一个技术障碍。 试验证实,从 F-18超级大黄蜂改装而来的 F414-GE-100 发动机在全功率状态下的性能符合预期。
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