²¼Â³ºÕÊÏ×壺֮Ê×£¬ÓµÓÐÈýλµÛÍõ¼¶Ñª×å¡¢¾ÅλÇ×Íõ¼¶Ñª×壬´ó±¾ÓªÔÚ·¨¹ú£¬¼Ò³¤ÎªÄ«ÑÇÇ×Íõ¡£Ä«·ÆÇ×ÍõΪºÚ°µÒé»áÒ鳤¡£ÊÏ×åÊ¥Æ÷ΪÐ̸«¡£
¸Ô¸ñÂÞÊÏ×壺ӵÓÐһλµÛÍõ¼¶Ñª×壬Á½Î»Ç×Íõ¼¶Ñª×å¡£¼Ò³¤ÎªÂÞµÂÇ×Íõ£¬ÊÏ×åÊ¥Æ÷Ϊ¶¾Æ¿¡£
Ī¿¨Î¬ÊÏ×壺ӵÓÐһλµÛÍõ¼¶Ñª×壬Á½Î»Ç×Íõ¼¶Ñª×å¡£¼Ò³¤ÎªÑÇËÕÇ×Íõ¡£ÊÏ×åÊ¥Æ÷Ϊ»ê½ä¡£
ŵ·ÆÀÕÊÏ×壺ӵÓÐһλµÛÍõ¼¶Ñª×壬Á½Î»Ç×Íõ¼¶Ñª×å¡£¼Ò³¤Îª¿¨¶÷Ç×Íõ¡£ÊÏ×åÊ¥Æ÷Ϊ»Ã¾µ¡£ÍÐÈð¶àÊÏ×壺ӵÓÐһλµÛÍõ¼¶Ñª×壬Á½Î»Ç×Íõ¼¶Ñª×å¡£¼Ò³¤Îª°Ý¶ÙÇ×Íõ¡£ÊÏ×åÊ¥Æ÷Ϊħż¡£
ÈðĬ¶ûÊÏ×壺ӵÓÐһλµÛÍõ¼¶Ñª×壬Á½Î»Ç×Íõ¼¶Ñª×å¡£¼Ò³¤ÎªË÷ÌØÇ×Íõ¡£ÊÏ×åÊ¥Æ÷ΪÁéÕÈ¡£
èó׿ÊÏ×壺ӵÓÐһλµÛÍõ¼¶Ñª×壬Á½Î»Ç×Íõ¼¶Ñª×å¡£¼Ò³¤Îª²®¸ñÇ×Íõ¡£ÊÏ×åÊ¥Æ÷ΪʬÊÖ¡£
Ѫ×åÊ®ÈýÊÏ×å(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ