Page 17 - Yang Wei News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Chinese scientists have discovered that lunar volcanism was still occurring about 800 million to 900 million years later than previously thought after analyzing lunar samples returned by the Chang'e 5 mission, suggesting the moon cooled down much more slowly.

歼-20表演机已经换装国产发动机，“用上了中国心”。

在飞行表演现场，首先登场的是来自中国空军八一飞行表演队的歼-10战斗机，它们以单机、双机、三机、四机、六机多种机队队形上演了密集编队通场、小速度平飞、蛇形扭转、五机开花等多个高难度的飞行动作，用拉烟的方式在蓝天白云间留下一道道彩色印迹

歼20产能究竟有多大？副总师：都用＂堆＂来形容了,歼20,歼-20,舰载机,运-20,大型运输机,孙聪

珠海航展揭幕，隱身戰機換裝國產發動機首亮相。