2.Objective To summarize the radiation hazards to crew of space flight and advancement in research of radioprotector.
目的综述国内外航天辐射危害及防护剂研究的进展,提出加强防护剂研究的建议。
3.John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.
3.约翰?格伦,第一位绕地环的美国宇航,在他的首次带有软管包装的苹果酱。
4.Literature synthesis This paper was summarized in 3 aspects: radiation risk in manned space flight, biological effect of space radiation injury and trend of research on radioprotector.
5.Basing on introducing biological rhythms,especially the space biological rhythms,the paper gives an idea to develop the space chronobiology according to the needs of manned space flight in the fut.