��?

��?
  1. ?¥åº·é¢???
  2. ?¥åº·
  3. æ­£æ??

??究å???°ï?ç»?è¡¥å????ä¸??½é??²å?¿ç?骨æ??

?¥æ?ï¼?


????ä¸?ä¸??½é???¢é???????¨å?¿ç?ä¸??å±?äº?è¿?ä»???大ç??ç»´ç??ç´?Dè¡¥å???????ºå??§è?éª?????究ç????¾ç¤ºï¼?ç»´ç??ç´?Dè¡¥å????并ä??½å???ç»´ç??ç´?D缺ä????¿ç???骨é?强度??é¢??²é?????è¿?ä¸????°å???°æ????äº?人们此å??????认为??ç»´ç??ç´?D???©é?骼å?¥åº·????æ³?ï¼??¸å?³è?????表ä????°ä??????³å?¶å??·ç³?å°¿ç??ä¸?????æ³?å­þ:????å¿???

????大约1/3???¿ç?18å²????³å?ä¼?骨æ??ä¸?次ï?è¿????ä¸???大ç???¨ç???¥åº·???ï¼??¿ç?骨æ?????½å??´ç?èº???¾å????活质??ä½?ä¸???è¿?å¹´æ?¥ï?人们对维??ç´?D?¨ä?è¿?骨ç?¿å??ä¸???ä½??¨ã??ç»´ç??ç´?Dè¡¥å??????é«?骨强åºþ>??æ½???è¶??¥è????´è¶£ï¼?ä½??¨å?¨æ?è¯?ç»´ç??ç´?Dè¡¥å?????½å?þB??²å?¿ç?骨æ????临å?è¯?éª?æ­¤å??å°????å±???

?????¥è????丽女??大å?????ä½?大å?以å?????¤å?½ç??ç§?å­þ@???ä½?å¼?å±?äº?ä¸?项临åº?è¯?éª?ï¼?以确å®?è¡¥å??ç»´ç??ç´?D???þ????ä½?å­þ>?骨æ??é£??©æ??å¢???骨é?强度??

??????å¹´æ?¶é?´å??ï¼?å±?ä½??¨è???¤å?½ç??8851??6??13å²???å­þ>?æ¯??¨å?£æ??ä¸?å®???????ç»´ç??ç´?Dè¡¥å??????95.5%????ä¸???å®?éª?ä¹???å­??¨ç»´??ç´?D缺ä???????究ç????¾ç¤ºï¼?è¡¥å?????¨å?è¿?äº??¿ç???ç»´ç??ç´?Dæ°´å¹³??é«??°æ?常è???´æ?¹é?¢é??常æ??????ä½?å¯?438????ä¸???使ç?¨å???è¶?声æ?????ï¼???究å?¢é?????°ï?ç»´ç??ç´?Dè¡¥å????对å?¿ç???骨æ??é£??©æ??骨强åºþ=²¡??å½±å????

????ä½???究人??表示ï¼?ä¸?åº?忽è????¥è¶³å¤???ç»´ç??ç´?D对é??²è½¯éª¨ç??????è¦??§ã??ï¼?è®°è??????ï¼?

?¨è????è¯?/span>