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中国科技成果“井喷”的背后,令世界惊叹!

2017-08-17 21:25:53   新华网

2016年9月和10月,

“天宫二号”空间实验室

和“神舟十一号”载人飞船先后成功发射,

形成组合体并稳定运行,

开展了较大规模的空间科学实验与技术试验,

突破掌握了航天员中期驻留、

地面长时间任务支持和保障等技术。

国产大飞机

C919客机完成首飞

在上海浦东国际机场着陆后在跑道上滑行

(2017年5月5日摄)

新华社记者 方喆 摄

2017年5月5日,

国产大型客机C919在上海浦东国际机场

圆满实现首飞!

作为我国首次按照国际适航标准研制的

150座级干线客机,

C919不仅攻克了

100多项核心关键技术,

还使我国掌握了民机产业

5大类、20个专业、

6000多项民用飞机技术。

C919首飞成功标志着

我国大型客机项目取得重大突破,

是我国民用航空工业发展的重要里程碑。

X射线天文望远镜

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