???°å??社å??äº?0??28?¥ç? ä¸?项è?????表å?¨å?????å­þ=??å¨?????ä¸?????究æ?¾ç¤ºï¼?æ¯?天æ?è¡?çº?000æ­¥æ??¤§å¤??°äºº?½å??·å???大ç??å¤?????ä½³æ??°ï??½æ?¾è????ä½?è¿??©æ?亡é??©ã????究è????°ï?å¿?µ°æ¯??¢èµ°?´å¥½ï¼?æ­¥è???åºþA?å¿??死亡é£??©è?ä½???

è¿?项ç?±è¥¿?????¼æ??纳达大å?é¢?导ã???·å?°å??ç¾??½ç??究人????ä¸????½é????究ï?ä»?ç§?å­þA?åºþ>¡®å®?äº?人们æ¯?天é??è¦?èµ°å?å°?æ­¥æ???½æ?¾è????ä½?è¿??©æ?亡ç??é£??©ã???¸å?³è???å·²å??表å?¨ã??ç¾??½å?????å­þ????å¿????¨å??ä¸???

??究人??ç³»ç??§å?°è??å¯???????äº??¥è??2项å?½é????究ç???°æ???æ¶???è¶?è¿?11ä¸?????ä¸???????究ç????¾ç¤ºï¼?æ¯?天走çº?000æ­¥è?½æ??大å?°é??ä½??©æ?é£??©ã??å¦???å°????¹æ?¾å?¨é??ä½?å¿?è¡?管ç?¾ç??死亡é£??©ä?ï¼?7000步左?³æ?????????¤æ?è¡?è·?离å?ï¼???é«?æ­¥è???åºþA??½å¸¦?¥é?å¤??¶ç??ï¼??³å¿«èµ°æ??¢èµ°?´å¥½??

è¿?项æ?°ç??究建è®??对大å¤??°äºº?¥è?ï¼?æ¯?天æ?è¡?7000??000æ­¥æ???ä¸????????¥åº·???????£æ???þ@?该å?¨èµ°??000步左?³æ?¶å°±??æ­¢æ?è¡??????究ä?é¦?次è???ï¼?ä¸?æ¯?天æ?è¡?7000??000æ­¥ç?¸æ?ï¼?æ­¥æ?°æ?´å???å¤?ä¹?ä¼??´å?ï¼?ä¸??³ä½¿æ¯?天æ?è¡?å¤?è¾?6000æ­¥ä?ä¸?ä¼?å¸þ=?¥é??©ï?ä½???å°±é??ä½?死亡é£??©è??è¨?ï¼??´å?æ­¥æ?°ç???¶ç??å·???°±ä¸?大ä???