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长征六号遥二火箭发射升空 液氧煤油发动机表现完美
source link: http://tech.sina.com.cn/d/s/2017-11-21/doc-ifynwhww5695660.shtml
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来源：中国航天科技集团六院2017年11月21日12时50分，我国在太原卫星发射中心用长征六号运载火箭，成功将吉林一号视频4、5、6三颗卫星送入预定轨道。这是十九大期间液氧煤油发动机在央视为国家战略工程形象代言后，首次执行飞行任务，也是我院
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