×Ô¶¯ËÍÁÏ»úеÊÖ°´ÕÕÉè¼ÆÒªÇó£¬Êý¿Ø»ú´²»úеÊÖҪʵÏÖÊÖ±Û180°µÄ»ØתÔ˶¯£¬ÊµÏÖÊֱ۵ĻØתÔ˶¯»ú¹¹Ò»°ãÉè¼ÆÔÚ»úÉí´¦¡£ËüµÄ»úÉí³ÐÔØ×ÅÊÖ±Û£¬×ö»Øת£¬Éý½µÔ˶¯£¬ÊÇ»úеÊÖµÄÖØÒª×é³É²¿·Ö¡£³£ÓõĻúÉí½á¹¹ÓÐÒÔϼ¸ÖÖ£º
 

 

£¨1£©»Øת¸×ÖÃÓÚÉý½µÖ®ÏµĽṹ¡£ÕâÖֽṹÓŵãÊÇÄܳÐÊܽϴóÆ«ÖØÁ¦¾Ø¡£ÆäȱµãÊÇ»ØתÔ˶¯´«¶¯Â·Ïß³¤£¬»¨¼üÖáµÄ±äÐζԻØת¾«¶ÈµÄÓ°Ïì½Ï´ó¡£

 

£¨2£©»Øת¸×ÖÃÓÚÉý½µÖ®ÉϵĽṹ¡£ÕâÖֽṹ²ÉÓõ¥¸×»îÈû¸Ë£¬ÄÚ²¿µ¼Ïò£¬½á¹¹½ô´Õ¡£µ«»Øת¸×Óë±Û²¿Ò»ÆðÉý½µ£¬Ô˶¯²¿¼þ½Ï´ó¡£

 

£¨3£©»îÈû¸×ºÍ³ÝÌõ³ÝÂÖ»ú¹¹¡£Êֱ۵ĻØתÔ˶¯ÊÇͨ¹ý³ÝÌõ³ÝÂÖ»ú¹¹À´ÊµÏÖ£º³ÝÌõµÄÍù¸´Ô˶¯´ø¶¯ÓëÊÖ±ÛÁ¬½ÓµÄ³ÝÂÖ×÷Íù¸´»Øת£¬´Ó¶øʹÊÖ±Û×óÓÒ°Ú¶¯¡£

 

×Ô¶¯ËÍÁÏ»úеÊֵľ­¹ý×ۺϿ¼ÂÇ£¬Éè¼ÆÑ¡ÓûØת¸×ÖÃÓÚÉý½µ¸×Ö®ÉϵĽṹ£¬°üÀ¨Á½¸öÔ˶¯£¬»úÉíµÄ»ØתºÍÉý½µ¡£»Øת»ú¹¹ÖÃÓÚÉý½µ¸×Ö®ÉϵĻúÉí½á¹¹¡£