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蛇年首发“开门红” 长八甲火箭首飞看点解析
宋征宇透露,长征八号甲运载火箭创新地将卫星支架、转接框、仪器舱的功能,整合到一个多功能舱内,成功减重200公斤,提高了火箭运载效率。这种集成式设计方法在火箭结构上的应用,在国内尚属首次。
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今日热点
Granola bar recall updated
Irish jockey dies at 24
DC plane crash: New details
Five charged with murder
Reaches deal w/ Paramount
Wins Slam Dunk Contest
Disqualified by NASCAR
Files campaign paperwork
Trump halts school funding
Flooding hits US Southeast
Block on access extended
UT collective bargaining ban
WY highway tunnel pileup
Sexual assault suit dropped
Fisher breaks world record
Trans people enlisting ban
Breaks Big Ten wins record
Fires immigration judges
Convoy attacked in Beirut
Uber sues DoorDash
Hamas frees three hostages
TX measles outbreak grows
US beats Canada 3-1
Accepts three-month ban
Austria knife attack
Misses historic world medal
Nebraska announcer dies
Pleads guilty in shooting
NC workers reject union
Musk's $97.4B bid rejected
Rubio visits Israel
Jenks battling stomach cancer
Abortions to resume in MO
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