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日本成功发射世界最小运载火箭，箭体直径约50厘米
source link: http://tech.sina.com.cn/roll/2018-02-04/doc-ifyremfz4720205.shtml
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日本成功发射世界最小运载火箭，箭体直径约50厘米澎湃新闻记者杨一帆最小的火箭能有多小？据日本共同社2月3日报道，日本宇宙航空研究开发机构（JAXA）3日下午从鹿儿岛内之浦宇宙空间观测所成功发射了将人造卫星送入轨道的全球最小型火箭“SS-52
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