(1/2)ҳ
һڻľýԼվԡ¼ս˭ף̽ʱľơ
š¼ijͣԽԽ˿ʼעⳡ¼ࡣⳡ¼ʵһҵս
˽⣬ⳡ¼ϵһЩڸˢΪйءһЩΪ߸ĿģʼϷʵϢ˵ȡЩΪҲһЩ˵IJͷ
ôⳡ¼˭أƹ˾ķij֯ľ棿벻ˣ
һ飬Ƿⳡ¼ʵûô漰漯֮ķⳡ¼ֻ֮һСѡ
Ȼ˭ǶӦʶⳡ¼ӳ⡣
粢Ƿ֮أκΪҪۡӦùͬάһг绷Ϊеһ֣һͶĵط
ýĸǵijۣ¼ѾΪһŻ⡣Ҷڲ²ⱳ࣬ⳡ¼Ҳ˸˶̬˼ע
ƿϵЩӦǹһĨЦ֪ⳡ¼Ѿ㹻ĹעЩĻҲܿͻյǵġʺ
ⳡսŸոտʼ
Ϧ˽£ĵڳɫĹ½ƻɺһյյƹⶼ·˵еĹ¡
ƣƻص˼
˵ʵûиеۣصȴоۡһжΪĻ飬㿪ʼУһֱɺɺСʱĻ飬òλÿ˶оһ˿ƣƸѡ
СʱĻЧ̶˲飬ͿԱִʵˡ
ſڣԶһζ˱ǶǺţеζŽţĴ˴Ρ
ŴˣԭҲ˲¶Ц
ˣ
δȵޱǴžϲӳ˳žͿ첽ӳ˳һϮԼļҾӷͷԺϹŵЦȴϲá
ֻ漴첽ǰסƣ·Ҫ
(1/2)ҳ,һҳĶ
ǩĶ