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pa shan jian shen bing fei ren ren jie yi
Pages: 55
Year: Issue:  4
Journal: Safety & Health

Abstract:  不少人都喜欢爬山,并把它当做一项防病、健身、减肥的运动.但是请不要忘记,爬山运动是一项耗氧量很大的运动,不是每个人都适宜进行的,不时见诸报端的中老年人爬山猝死事件就说明了这一点.
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