µÚ°ËÊ®°ËÕ ÔÙÓö »Ë×Ó‹O(1/2)
ǧҹ³½µÄ×ì½ÇÓÖ¹ÒÉÏÁËÄÇÁî»Ë¾ÅÁ§ÊìϤµÄЦÒâ¡£
»Ë¾ÅÁ§µÍÏÂÍ·¼ÌÐøÓÃÉŲ»Óï¡£
À¼½Ú½«½ü£¬»Ë¾ÅÁ§Ò»ÉíÄÐ×°£¬ÒѾ½«ÃæÉ´ÕªÈ¥£¬ÏÈΪһÇåÐãÈåÑŵÄôæôæ¼Ñ¹«×Ó¡£°ÙÎÞÁÄÀµµÄÒÐ×Å´°»§£¬¿´×žÆÂ¥Ö®Ïµķ羰£¬Æ·×Ų裬Ìý×Å´Ó¥ϴ«¹ýÀ´µÄ°ËØÔ¡£
Ã÷ÈÕ±ãÊÇÀ¼½ÚÁË£¬Ëý½ñÈÕ¸÷µØ»ª¹óµÄÂí³µ¾ÍÓÐÒѾ½øÈëÀ¼³ÇµÄ£¬Ö»ÊDz»Öª¡¡åüœNÊÇ·ñϲ»¶´ÕÕâ¸öÈÈÄÖ¡£
ÈçÈôϲ»¶£¬ÄǾͺÃ˵£¬Ëý±ã¿ÉÒÔ¾¡¿ìѰµ½¡£ÈçÈô²»Ï²»¶£¬ÄÇËý»¹ÐèÒª¶à·ÑÒ»·¬ÖÜÕÛÁË¡£
¡°·ÅËÁ£¡ºÎÈ˾¹¸ÒÀ¹×¡ÎÒÃǼÒÖ÷×ÓµÄÂí³µ£¬ÊDz»ÒªÃüÁËÂ𣿡±
Ò»Éù½¿ÂùµÄÉùÒô´óºÈµÀ¡£
»Ë¾ÅÁ§Ë³×ÅÉùÒô´Ó´°»§ÏòÍâÃæÍûÈ¥£¬Ö»¼ûÈÈÄÖ¿íÀ«µÄ´ó½ÖÉÏÒ»Á¾Ã÷¹óµÄÂí³µ±»×èÀ¹£¬Ò»¸öÉíÓвм²µÄÄÐ×ÓÌ±×øÔÚÂí³µÇ°·½£¬²»¶ÏµÄµÀ×ÅǸ£º¡°¶Ô²»Æð¶Ô²»Æð£¬Ð¡ÈËÖ»ÊÇÐж¯²»±ã£¬²»Ð¡ÐÄ×è°ÁË´óÈ˵Ä·£¬Ð¡ÈËÕâ¾ÍÀ뿪£¬Õâ¾ÍÀ뿪¡£¡±
ÑÔ°Õ£¬²»¶ÏµÄÒÆ¶¯×ÅÉíÇû£¬¼èÄѵÄË«Êֳŵأ¬ÏëÒªÆðÉíÀ뿪¡£²»ÁÏ£¬·½²Å´óºÈµÄÅ®×Ó´ÓÑü¼ä³é³öÁËÒ»±ú³¤±Þ£¬Ïò×ÅÄÇÄÐ×ÓÉíÉϳéÈ¥
ÊÆÍ·½ô¼±£¬À´²»¼°¶àÏ룬»Ë¾ÅÁ§½«×Ô¼ºµÄÁéÁ¦×¢Èë²è±ÖУ¬Ö±Ö±µÄ½«²è±¶Ô×űÞ×Ó´òÈ¥¡£
Ö»ÌýÒ»Éù´àÏ죬±×Ó½«Å®×ӵij¤±Þ´òÂ䣬¡£
×Ô¼ºµÄÐж¯±»×èÀ¹£¬Å®×ÓÁ³ÉϳäÂúÁ˲»¸Ê£¬¡°ÊǺÎÈË£¿¾¹¸Ò×èÀ¹ÎÒ£¬¿ÉÖªÎÒ¼ÒÖ÷×ÓÊǺÎÈË£¿¡±
·È˶¼¼ûÅ®×ÓµÄÐж¯±»×èÀ¹£¬¶¼ÖªÏþ¿ÖÅÂÓлáÁéÁ¦µÄ¸ßÈËÔÚ´Ë£¬ÕâÅ®×ÓÒ²ÏùÕŲ»ÁËÌ«¾ÃÁË¡£
·×·×ÓÃÇ´ÔðµÄÑÛÉñ¿´×ÅÄÇÅ®×Ó£¬Â·ÅÔÈËÒѾ·öÆðÁËÄÇÄÐ×Ó£¬ÖÚÈ˵ÄÑÛ¹â»ý¾Û£¬¼´Ê¹ºñÁ³Æ¤ºáÐаԵÀÈçÄÇÅ®×ÓÒ²²»ÃâÓÐЩ»ÅÕÅ¡£
µÚ°ËÊ®°ËÕ ÔÙÓö »Ë×Ó‹O(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ