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ü㵽߲ߣҪȥˡ
ߣȥ飬ҲҪȥҵıֽˣöıֽ֪ʲôʱܰǶꡣ
˵
˼ͱͷۣһʱ䣬˶⣬Ҳʨͷ
ȵصᣬʱѾ˵ƣҶڿ飬ʱҲdz
IJŮ
Ͽεʱȥһ䣬ԶٷٺõģϻˣѧϰʱҪùѧϰ
صԼĴϡ
ӹڴͷ棬óDZԼӢ飬ϸϸƷ
˼ҲźԼķУһȦˡ
ƲƲ졣
صǰ
ȻǰºͷҪһѵıֽһһŵıֽЩõõϣǶժԺԼдʱݡ
ɳɳɳ
ɳɳɳ
ҹˣ˿飬Ǹֱʹεֽдʱ
ôš
ڣ˶ɣǶ
صưɡ
˯ˡ
ȵȣҿһݱֽɣݱձں°Ȼûгһڡ
ܹԶǧ֮йڼţһţ˼ߵſȥصƵҲ˺ģߵǰվС˼
ãƪš
˼ͻȻվһתûײ顣
һʱ䣬˯˶ײĿ
·ѵһ붼ͣ
֪ʲô衣
Ҳü˫ְסСõļ侲侲ôˣ뾪̴ʦ𣿡
⣬Ҳ뿴СãΪ£ͬѧͻ
ѾڴѾüͷԡ
ղǴҶûá
̫ͻȻЩ
һΣ棬϶˽ᣬֱ
˼ҲӦԼСԶԶԣ侲ҵ侲˵СѾС
쿴
˵һݱֽС
ָűֽеһ
ףСƷгԲҵʡóίŸίƽгףأμֳʽָͬǣسس̰ζᡭ˿³ܾ½
ٿΰͷ
ӪҵģСƷг֮Ļ࣬רžʹ²ɷ˱λ֮һ˿³ܾ½Ϊʵɷü¼
ߣ½ʲôԭôľ
˿³ܾ½黳
ߣ黳ѵֵ𣿾֪Ϊһοҵ30ʽӱι̵ļŮΣؽԪһļ۸ڻйѡɹרҹƣ³ٿʮʮԪ½Ϊ˿³ϰ壬ѵôһǮʲôԭѵľ
˿³ܾ½ҸղѾشˣ黳λӲҪһ飬ֻܹ㣬黳аԼҶһƬص飬
ߣл½ϣ½ô黳쵼쵼£˿³һ黳ijҲԤףԽԽɹ˿طΣ黳ˡ
һƪɷø
ȷ棿
飬˼Ůʱ
3000+4000+3000=10000.27죬λ
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