Çãб¼ì²â·½·¨ÓÐÖ±½Ó¹Û²â·¨ºÍ¼ä½Ó¹Û²â·¨Á½ÖÖ¡£
Ö±½Ó¹Û²â·¨ÊDzÉÓÃÆøÅÝÇãбÒÇ»òÒ£²âÇãбÒÇÖ±½Ó²â¶ÁË®¹¤»ìÄýÍÁ½¨ÖþÎïµÄÇãб½Ç£¬ÆäÖÐÆøÅÝÇãбÒÇÊÊÓÃÓÚ¹Û²âÇãб½Ç½Ï´óµÄ²¿Î»¡£
¼ä½Ó¹Û²â·¨ÊÇͨ¹ý¹Û²âͬһ¶ÏÃæÉÏÁ½²âµãµÄÏà¶Ô´¹Ö±Î»ÒÆÀ´¼ÆËãÇãб½Ç£¬Ö÷ÒªÓÐÁ¬Í¨¹Ü²âÁ¿·¨ºÍË®×¼²âÁ¿·¨Á½ÖÖ¡£
Á¬Í¨¹Ü²âÁ¿·¨ÊDzÉÓþ²Á¦Ë®×¼Òǹ۲âÁ½µã»ò¶àµãÖ®¼äµÄ¸ß²î£¬´Ó¶ø»»ËãΪÇãб½Ç¡£´Ë·½·¨¾«¶È¸ß£¬²âÁ¿·½±ã£¬ÌرðÊÊÓÃÓÚ¹âѧ²âÁ¿À§ÄѵIJ¿Î»£¬µ«ÈçÁ¬Í¨¹ÜÁ½¶ËµÄζȲîÒì½Ï´óʱ£¬Î²îÒýÆðµÄÁ½¶Ëµ××ù»ìÄýÍÁ±äÐν«Ó°Ïì¹Û²â¾«¶È£¬Òò´Ë³£ÓÃÓÚÁ½¶Ëβî½ÏС¡¢Æøα仯²»´óµÄ²¿Î»¡£
Ë®×¼²âÁ¿·¨Í¨¹ý²ÉÓþ«ÃÜË®×¼Òǹ۲âÁ½²âµãÖ®¼äµÄÏà¶Ô´¹Ö±Î»ÒÆÀ´¼ÆËãÇãб½Ç£¬ÊÇÒ»ÖÖÓ¦ÓýÏΪ¹ã·ºµÄÇãб²âÁ¿·½·¨¡£
¹æ·¶¹æ¶¨£ºÏòÏÂÓÎת¶¯Îª“+”£¬ÏòÉÏÓÎת¶¯Îª“£”£»Ïò×ó°¶×ª¶¯Îª“+”£¬ÏòÓÒ°¶×ª¶¯Îª“£”¡£