                        ˿µϣ20041217գ

04.12.17, ʿ١תİȫۡ¼
04.12.17, ǹ滹թ
04.12.17, Ը硪Ҳ̸ڽ
04.12.17, ڶƽ塶ֵѧרΪѧ
04.12.17, ruozhiܻݽеԴۼ˾ĺܶ˺˲ƣ
04.12.17, žд
04.12.17, ȤѧɾĻǱģҲ̸йƴĿš
04.12.17, ߿͡һԹ߹㳭Ϯ¼֤
04.12.17, ï֡йоڡоʲô
04.12.17, ҵ֮ Ĵ
04.12.17, ZhengҲǲ͡

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תİȫ
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йũҵѧԺ＼о

϶תﰲȫԵۣرý屨󵼣Թ
＼ƷѲ˺ܻӰ죬Ӱ쵽һ¼Ĳҵ
̡ڴ۵ļ¼Կѧʵ˵ࡣ

¼֮ǰҪͬĸһǷգк
ΣաָǱڵĻܷĶԻཡΣкǿѧ
֤˵Ŀ͹ʵںܶ౨ֽ־϶һת
ֻƾܲ⣬ݿѧʵ˵"ˮ""Σ޴" 
"Ӱ쵽"ԲĹ˵һ󵼣

Ҫ˵ǣȫԻһԵġ̬ĸѧ
ΪǰȫģֲܻᷢȫأΪȫſƼĽ
ҵµļ䲻ȫأкΪʵϣκ
зգκοѧһ˫нһ棬Ҳв
һ棬ҪҪȨףȡסɻߡ
ùصȵȶǾԱգ񴥵ˣɿȾɻ
пѣעŪҲˣùػ˹һλ
ңŷһ1906ֹʹԭ̫ܵ죬·
˲ȫֱ1925ŷֹʱ20ꡣڿһô޴


ѧ϶תķշʳƷϰȫ档Ŀ
ǰڷշкһҪ棬ֹӻչ＼
գԷչй˵ΪķΪʧۿ
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ѧԴ˷ǳӣ֯ͬ󣬲19995·ָۣPusztai
Ĵ󣬼ȷתͷתĻѧɷв
죻ʳתĴδ䵰ԷֹԶ٣
ιֲͬʳҶǴı׼ʳͳѧ壻Ʋ
δ˫äⶨͳƷһԵȡ

ߵ¼19995£ζѧһоڡNature־Ϸ
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10Ļιߵ׳棬Ҳûзֶ
Ӱ졣ߵٵԭһũҩĹʹãī̬


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ûеġʹпֳݼӲݣǻƳµĳݼ
ԸǣѧʷȻͲ컨ڷΪýۣ
۴ȽԶȻдصֺӲݣӽ
˶ƯҪעо

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棬ɱк棬ٴũҩä󭡢֩롢ҹ
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Ժֲﱣоũҩе
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壬"BtںڶĿԽͣũҪũҩ"
ԴҪʣBtޣҩߴ1520ΣǸࣿ

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϶ɫƽ֯ǣûоͬ
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۵ʵ

ת۵ʵʲǿѧ⣬Ǿúó⡣
תİȫѾ˹ó׵ļݡĳЩýĳ
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ӦԿѧΪĿǰ׼ҵתＰƷûз
ʳƷȫ⡣ЧӦҪ٣ԤЧӦԤЧӦ
밲ȫϡתԺܻᷢܶ仯밲ȫ
ûйϵ仯˵⡣

ᵽһ㣬뷴＼ۣ֯ҪҪתＰ
ƷҪҪѧ⡣ǵĸҪֹһ
ڱ֤ཡͬʱٽ＼ķչ
ĸڡ 

(XYS20041216)

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ǹ滹թ


Ѻƾ

ԡѧԺթԴйѧСǰʮ¶һ
º1210գйٿŷ̬ŷ
ý˵ѧԺڡɼʱйѧае
ʮǸñһԷѹ档

˵ýйѧԺڡɼʱ
йѧаϱ10λ˽⣬ɼʱıǿǵ
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Ǿλһܣʾ塣

ı̬˵㣬ӦûӭϾй˴ӹٷӡ֤һ
ʵνй𾴵ʮѧͷβǸѧԺ
ͨھⱨֽǲʵķʽͷƭ˵ƭ֡

Ȼһ⣬ȻݱǼģȫ
жթôΪʲôı̬˵ǡ桱أ
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ġ塱Ҳ϶ǲеġ

Ƕ֪ʽйϡȱԴһĿȻʵй
Ĵб籱ҳѺͽһѧУصĺСѧ
˿ҪҳԪѡǾ˽֪Сһ飬
ܶҳǮ·ҲءǵġҵǷҲкܴ
ϵ

йĽ˼ʮ꣬ʽԴΪλѷǸص⣬
ȻⲻǱּȨһйĽʵСżۡ
ǺģѧУԷУ޼ɵƶշѱ׼󷢽ƣΪ
衱ΰסЩЩʺѧУȣҲװԼ
һһ㲻Ϊġ

ԣѧУٲʵթôɴԴɺ
̧շѱ׼ʵ϶ԽġͶˡѧĸĸ͹
𺦡ԣһʵ⣬Ӧ˭ǰһѧУʣ
˭׷թߵΣǾΣǺ׼עĹ̲ţǽ
ţ

йҵƵ⡣統꽭ҽִʦ
ɽƭ¸ùܻǹ鹤̲Źܣ鹤̲Źܣ̲
񹦴ʦҽٺˮ׼ѧУҲˡ

ı̬ȻѧԺĻԣӵУҲӦ
УѧɡʹȨӦиȷְܲųеλ
թ׷Ρ͵ϵ֮ʵթȴ踶
ۡˣѧԺĺձݾ㲻ܼˣЧԻӶ

ܲǣѧԺٵ¼ûýæ
թҲǡ֮ԶġѧԺôС桱Ĺͣ
»硰ÿյѶͻסѶȤĿǷҲ
вȷķ棬ýν׷

2004/12/13



𾴵йѧ йѧѧԺλǰ10

»ÿյѶ20041105 6  žݣ

𾴵йѧйѧѧԺλǰ10

׽𾴵йѧУ50ݸߵȽˣȫߵȽ
ˣʾε鹲ʾ8ݣջЧʾ5 ݡ
λǹ״ζйߵԺУУеһ
йѧѧԺ״νǰ10ѧԺĿǰУѧ4 
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й𾴴ѧǰ10λ

廪ѧѧ㽭ѧѧϾѧйѧѧ
ϺͨѧпƼѧͨѧѧԺ

й𾴴ѧУǰ10λ

Ǻ꣨ѧУڱѧԺУ˱֣廪
ѧУ飨ѧУƺף㽭ѧУʱй
ѧѧУл䣨ϺͨѧУϾѧУ
֣ͨѧУ䣨пƼѧУ

ӵ»Ѷžݲ»ߣǽ
̨Ųļߡļ׫дгΪ
ѱ֮Ȼڡ»ÿյѶϣѧԺ
Ϊ¶ߵݣ

(XYS20041217)

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Ը硪Ҳ̸ڽ



ڽʷصоܽᡣܶʣ
ӳһʵºͻԭʩ̣򲻴ȣ
ǸӳĸĸҪǿŮĽܶѧߣҲһ
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Ҳͬ޵һЩ巴ۺ

ڡ˵᣺ӿصŮ
(XYS20041215)һ˺ܳƪеʵʩӢ
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ᵽʲôĽѧԭԴʽڽ
ĽǱ񶨵ģеĺܶݻ
ѧԶԡĽǰߺӦøЩУЩۣ
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ǰʲôѧͲԱ׼һӤǷմ
޵νѧжϱ׼еʱʵظе
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˵ԼĺӶԣѧ֪ʶҲдˮ֡
ظҴźӵȥݣ˵ӲͬѰǰʲ
ôѧ ĽۿԲοأܲ׾ɣǵҲ
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˵ʡһֻҪﵽһĶˮƽǼܵ¡

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޿ѧԵĴţαѧߡ ñӾ޴ȴȱ
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ʡ޸ĸסɱѧİãɾǲðգ
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˭б°һմһ100ŵ
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»ٻǮ߽Щʹ·˼֪Ĵ磬õԴ
ڵĻҿʲôѧͿɲԣĳ˵ĳֿ
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ӳеͨһЩҪͼӲ׵ؽӣ
ȷܲáȷʵäӵúЩ׷ʵûôʶ
Ůҵľ飬ҾΪߣԼҲΡ

޵ĶһĹֺͲεǿҷСҲԴ
ڶڽäӺӲģ¡һ㡣
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ҺʶĺܶڳɳУСѧ׶ζģ
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֣ȤãϰߣڷŬ壬߱
ƷºʶԼ·ḻʣΪÿ˵Ĳͬ
ҲḻʣȻĹ컯

(XYS20041217)

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ֵѧרΪѧ

ѣڶƽ

˿һҡܡһţдѧרΪѧ

ҾȲۣʶ֮ʿ˵ܽ¼㣺

1һûκµר32οĿƪ
£

2һΪѧѧƵרγרǰȻû
ιѧڿѧƵĳɹԼ飬ûһƪ
¡

3һж壬ûж⡢֤ļѧѧר
ֻڵڶµķ۸ᵽ

4һơͳǱ2080Ϊ˽
Զۡͼר33ҳѧ
ʷҪдˡ

5һ566ҳȴ人ѧ110У״ѧ
ǰԣ7ҳ

6һڿ桱ר
http://it.sohu.com/20041102/n222808627.shtmlǺǣǿ

˵˿αѧĳ֪ġרҪҪع⣿Ͼ
αѧĶǣһûҵʵݣαѧαװú
......

⣬˵ˣڹƴϸ棬ڱѧȣ߲飩
ѧڹ˿γ̡ѧſεʦͬѧ


20041216Ϻ

ԭΪѧ
ߣ 
ţ 7-121-00454-2
ҳ룺 566
 16 Σ1-1
磺 ӹҵ
ڣ 2004-10-1  

ģϢҵ̫ʵΣҽ𿨹̰칫Ұȫ鳤
йϢҵ̻Ϣȫҵ᳣ֻ³ѧ人ѧ
ͨѧְڼййʡڴ¼ѧϵͳ
̡ϵͳ̡ϵͳȫϢ弼ой
ѧѧרҡǡʽѧʽ˵ʵͳơ
ΪѧߣǡΪܡ͡Ϊơ
ʣǡмϢϵͳȫ淶ִʡΪ
ѧѧƵߡ
飺ϵͳϸΪȺΪо˴
ȺΪһԭ鼮Ϊۡģ͡
һϵͳϵṹ鼮ΪڲͬΪģʽϵͳ
еĽṹ⡢ģʽ⡢ƽ̨Ӧ⣻ͬʱһӳִ
ѧۺоɹķѧĽ̿顣 ṹݷḻȨ
͸ΪѧƸ꼶ѧо̲ģϢѧ
˶ʿʿıض鼮ͬʱΪҵϢĹ
ʦԱϵͳԱҵԱߵĲο顣

(XYS20041217)

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ܻݽеԴۼ˾ĺܶ˺˲ƣ

ߣruozhi

20024·ѡعҵģع֮ǰҰѷӺͳӶ
ˡҵķ˺ܱԹΪҵʱһǳĹ˾кܶƱ
˾ĺܶ˺˲ơ

һȻڹʲôʲôĵ͡

ûعǰһǳĹ˾ù˾ܶ˶
˲Ƶ黹Ǻӵġ

д

1998520024Ƹ Motorola/NextelƶͨŹ˾θ߼
ƶͨѶо뿪

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֪ܻ˵Ĺ˾ﵽЩ˹Ʊƣ

ܲʿ20024²ŻعǡȻⷢƻᡯǹ
·ΣŻعͶƣ

(XYS20041217)

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žд

йѧѧơ˿ϵӣԼ
ϣ˽йʵѣΪˣбҪЩ˵
˴ݡ

1Դӱ7ŹоƵĳɹ֮ȫ
˱йһЩýPNASվ鵽ƪ£֪ǵڶߣ
绰ɷңҶ͹۽оľҳеݣˡǧǰ
걾ѡṩѧĻоܡͼƬѡܵȣ
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ĻҪҲ塣ˣ䲻ԣ
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http://www.museum.upenn.edu/new/research/Exp_Rese_Disc/masca/jiahu/jiahu.shtml

www.pnas.org/cgi/doi/10.1073/pnas.0407921102 


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ĿǰǱҵѧѧԺʵ(CS&TL)һ꼶˶ʿ
2004˶ʿоԱݼЭ [ACM], ӵ
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