42LttlkXC3q world.huanqiu.comgallery日本下一代主力火箭H3全貌亮相/e3pmh22ph/e3pn6efsl1616026704476责编:魏少璞视觉中国161602670447611[]{"audio":{"members":[]},"gallery":{"members":[{"desc":"据日本共同社报道,当地时间17日,日本宇宙航空研究开发机构(JAXA)在种子岛宇宙中心(鹿儿岛)的发射场设置了下一代主力火箭“H3”1号机。由搭载主力引擎的第一节和安装在其上部的第二节等连接而成的火箭全貌首次亮相。","height":683,"id":"dfcb2e5ef2a0df046f3e7069f72d5367u5","mime":"image\/jpeg","size":56.75,"url":"//img.huanqiucdn.cn/dp/api/files\/imageDir\/dfcb2e5ef2a0df046f3e7069f72d5367u5.jpg","width":1024},{"desc":"据报道,受降雨影响,作业较预定时间晚20分钟开始,没有出现明显故障,历时约45分钟设置完毕。","height":1024,"id":"c72d61ef27a910f77161c06b10153381u5","mime":"image\/jpeg","size":68.2,"url":"//img.huanqiucdn.cn/dp/api/files\/imageDir\/c72d61ef27a910f77161c06b10153381u5.jpg","width":683},{"desc":"直到18日,该火箭将填充作为燃料的液氢和液氧,进行“极低温检查”以确认机体性能。火箭力争2021年度内发射升空。","height":1024,"id":"b732d1f12edd4eae50dbfc65dc48688eu5","mime":"image\/jpeg","size":53,"url":"//img.huanqiucdn.cn/dp/api/files\/imageDir\/b732d1f12edd4eae50dbfc65dc48688eu5.jpg","width":683},{"desc":"H3火箭全长63米、直径5.2米,是日本国内最大的液体燃料火箭。与目前的H2A火箭相比,它能发射1.3倍以上重量的人造卫星。","height":1024,"id":"432124d9eee4c953fe524ff1f766e3c0u5","mime":"image\/jpeg","size":61.67,"url":"//img.huanqiucdn.cn/dp/api/files\/imageDir\/432124d9eee4c953fe524ff1f766e3c0u5.jpg","width":682}]},"video":{"members":[]}}//img.huanqiucdn.cn/dp/api/files/imageDir/596da37fd897376381c2d892fbc7e5c0u5.jpg