NH: Âôµã
AH: ¸ß¼ÛÍ»ÆÆµã
CDP: ×òÈÕÖмÛ
NL: Âòµã
AL: µÍ¼ÛÍ»ÆÆµã
ί²î=ίÂò-ίÂô
ί±È£½(ίÂò£Î¯Âô)/(ίÂò£«Î¯Âô)¡Á100£¥
ÍâÅÌÊÇÖ÷¶¯ÐÔÂòÅÌ£»ÄÚÅÌÊÇÖ÷¶¯ÐÔÂôÅÌ(³¡Íâ×Ê½ð½ø³¡½ÓÅÌΪ¡°Í⡱£»³¡ÄÚ×ʽðÀ볡Ϊ¡°ÄÚ¡±)
Ö£ÖØÉùÃ÷£º±¾ÎÄÀ´×ÔÍøÉÏ£¬½ö´ú±í×÷Õ߸öÈ˹۵㣬Óë±¾ÍøÕ¾Î޹ء£±¾ÍøÕ¾¶Ô±¾ÎÄÒÔ¼°ÆäÖÐÈ«²¿»òÕß²¿·ÖÄÚÈݵÄÕæÊµÐÔ¡¢ÍêÕûÐÔ¡¢¼°Ê±ÐÔ²»×÷Èκα£Ö¤»ò³Ðŵ£¬½ö¹©²Î¿¼¡£¹ÉÊÐÓзçÏÕ£¬Í¶×ÊÐè½÷É÷¡£