²{¦b¦³¨âÓÄ_½c¥Ò»P¤A¡A¸Ì±³£Â泶r²¼¡A¨ä¤¤¤@Óªº¼ÆÃB¬O¥t¤@Óªº¤Q¿¡F¥u¤£¹L¦b¥´¶}Ä_½c¤§«e§Ṳ́À¤£¥X½Ö¦h½Ö¤Ö¡C
¦pªGÅý±z¦b¨ä¤¤¿ï¤@Ó¡A½Ð°Ý±z«ç»ò¿ï¡H³o°ÝÃD¬Ý°_¨Ó«ÜµL²á¬O¤£¬O¡H¥i¬O¸Ì±¤j¦³¤å³¹ªº¡C¡C¡C
°²³]±z¤@¶}©l¥ý¿ï¾Ü¤F¥Ò¡A¦ý¬O¦b¥´¶}¤§«e¡A¦³¤H¹L¨Ó°Ý§An¤£n´«¦¨¤A¡A³oÓ®ÉÔ±z«ç¼Ë¦Ò¼{ªº©O¡H
¥ý°²©w¥Ò¸Ì±¦³ n ¤¸¡A¨º»ò¤A¸Ì±¤£¬O 10n ¤¸¡B´N¬O 0.1n ¤¸¡C
´Á±æȬO ( 10+0.1 )*n/2 = 5.5n ¤¸¡AÅãµM¤ñ n n¦h¡A¨º¬O«D´«¤£¥i¡C
¥i¬O¤@¦ý´«¦¨¤F¤A¡A¦b¥´¶}¤§«e¡A¤S¦³¤H°Ý§An¤£n´«¦^¥Ò¡A³o®É±z¤S¸Ó¦p¦ó«ä¦Ò©O¡H
¥ý°²©w¤A¸Ì±¦³ m ¤¸¡A¨º»ò¥Ò¸Ì±¤£¬O 10m ¤¸¡B´N¬O 0.1m ¤¸¡C
´Á±æȬO ( 10+0.1 )*m/2 = 5.5m ¤¸¡AÅãµM¤ñ m n¦h¡A¨º¤S¬O«D´«¤£¥i¡C
½Ð¸Õ¸Õ¬Ý¥Î±ø¥ó¾÷²v¨Ó¯}°£³oÓ®¯½×¡C