标签：燃油喷射完成 相关文章

CCTV9英语新闻12月：燃油喷射阶段完成，准备得很好

China is set to begin its historic moon-landing mission on Monday, with the launch of its Change-3 lunar probe. Preparations at the Xichang Satellite Launch Center have now passed the crucial fuel injection stage, the start of the main launch process

发表于:2019-02-02 / 阅读(98) / 评论(0) 分类 CCTV9英语新闻2013年12月
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