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

A |     浙江福彩“3D 1100万元幸运大赠票”活动剩余赠票资金仅剩1154444元啦！活动已进入最后冲刺阶段，赠票送完即止，你接到这波福利了吗？　　活动有多火？看看这些数字　　据统计：兑奖赠票活动开启的第一天就送出了336476元“双色球”彩票；7月19日单日送出603120元，创下阶段性高峰；8月5日最新单日送出327656元，广大购彩者参与热情持续高涨。    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.。　　截至8月5日，累计送出9+1复式双色球彩票7273728元，8+1复式双色球彩票444136元，7+2复式双色球彩票2127692元，赠票总额共计9845556元。　　中3D送双色球，一次中奖双重好运　　目前，赠票活动仍在进行中，活动期间，凡在浙江省内购买3D游戏，且单票中奖类型为“单选”“组选三”“组选六”三种类型之一、中奖金额不超过1万元的，兑奖时即可随机获赠1张双色球游戏复式彩票(倍中不倍送)。

B | 其中，中“单选”赠168元9+1复式双色球，中“组选三”赠56元8+1复式双色球，中“组选六”赠28元7+2复式双色球。　　温馨提示　　活动即将结束，请广大购彩者抓紧机会别错过。需要注意的是，活动期间，中奖的3D游戏彩票如在双色球游戏封机停销时段内兑奖，将无法获得赠票，请广大购彩者合理安排兑奖时间，以免错失福利。　　理性购彩，量力而行。未成年人禁止购彩及兑奖。

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Published on:21:37:59