智联招聘

Crewed Mission to Mars May Be Exposed to Unsafe Levels of Radiation, Study Warns_我的网站

偷心俏冤家

一 | While scientists and science fiction authors alike have long dreamed of sending crewed missions to Mars, a new study suggests these plans may hit a snag – a big one.,The authors of a yet to be peer-reviewed study argue that the participants of such a mission to Mars would end up being exposed to radiation – namely, to “energetic charged particles from Galactic and Solar origin” – both while in transit and while on the planet itself, with the “thin spacecraft shield” and “rarefied Martian atmosphere” offering little in the way of protection.,The research team attempted to gauge the impact of a simulated 1,000-day mission to Mars on various organs of the human body, and concluded that astronauts may be exposed to radiation doses above one Sievert, which is over the safe limit set by most space agencies, New Scientist points out.,“We suggest mitigation strategies such as improved ways of shielding and dietary supplements, and make recommendations for the safety of astronauts in future crewed missions to Mars,” the team wrote in the abstract of their work available on the arXiv preprint server.,Ideas about how astronauts may be protected from radiation during a mission to Mars have already been proposed, such as the concept of a radiation shield comprised of a fungus found growing at the Chernobyl Nuclear Power Plant.,Last year, one architecture studio even unveiled a project for a self-sufficient and sustainable city that would be built on the red planet itself.。

北京时间7月10日晚，2022三人篮球亚洲杯迎来女篮决赛的争夺，中国队以14:10战胜澳大利亚队，夺得本届三人篮球亚洲杯的冠军。这是中国女篮第一次夺得三人篮球亚洲杯冠军，创造了历史。

二 | 本场决赛开始后两队进攻手感欠佳，第一个电视暂停时中国队2:3落后。暂停回来黄琨命中远投为中国队反超比分，王丽丽续上火力扩大分差，中国队9:5领先进入第二个电视暂停。

三 | 最后阶段，张芷婷展现内线统治力，连续篮下得手杀死比赛。最终中国队以14:10战胜对手，夺得冠军。比赛终场哨声响起之后，中国三人女篮的姑娘们抱在一起，尽情宣泄着此刻的快乐。而在比赛中一直表现出色的王丽丽获评为本届亚洲杯女子比赛MVP。姑娘们战胜强手夺得冠军，这让看了比赛的中国观众非常激动。有网友直言：手都拍麻了！回顾三人女篮姑娘们的夺冠经历，并不算平坦。

四 | 在本届亚洲杯赛上，中国三人女篮所在小组是名副其实的“死亡之组”，除中国队外，新西兰队和澳大利亚队分别是前两届(2018年、2019年)亚洲杯赛的冠军。

五 | 而虽然贵为世界杯冠军和奥运会季军，中国三人女篮还从未获得过亚洲杯冠军，最好成绩是在2018年获得亚军。

六 | 本次中国队4人阵容为王丽丽、张芷婷、黄琨、万济圆，其中王丽丽、张芷婷是助中国女队获得今年三人篮球世界杯季军的功臣，王丽丽还入选了当届杯赛的最佳阵容。

七 | 小组赛开始后，中国三人女篮表现强势，连克两个强敌，以小组第一的身份晋级淘汰赛。淘汰赛中，中国队一路高歌猛进，接连战胜泰国队和日本队，最终与澳大利亚队会师决赛。姑娘们将平日训练中流下的汗水，汇聚成了通往冠军的河流。第一座三人女篮亚洲杯奖杯，是对她们最好的回报！回顾过去几年中国三人女篮的表现，可谓频频带给国人惊喜。