Abstract: With the prolongation of space flight,influences of various aerospace environmental factors on the astronauts become more and more severe,while ultraviolet radiation is lacking.

 
  • 摘要: 隨著(zhù)航天員在太空停留的時(shí)間逐漸延長(cháng),各種航天環(huán)境因素對航天員的影響更加顯著(zhù),紫外線(xiàn)缺乏也成為一個(gè)重要因素。
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