                          ˿µϣ20081214գ

08.12.14, ӡгҩࡪάCƬ
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                       гҩࡪάCƬ

                               ӡ

ĳɷ֡

̡͡ţӡ桢۹ʲݡ«
ҶȱӡάC

ƵĹЧ

    Ƚⶾڷȸðķȡͷʹԡڸɡʺ
ʹ

ࡿ

    ҽΪðǷаƤëڱǳģðֳɷ纮ȡ
ʪʱ֤ͣз纮ʵ֤纮֤纮֤纮Юʪ֤
ȱ֤Юʪ֤֤֤֤ʪ֤֤
ȡ֤֡ĳҩðҩûЧǵùû
Բ֤ٻһֲ֤ҩԣʱðҲԼˣǾ;
֤ˡ

    ʵǽ˵ĸðʹ硢ȡʪûϵǲ
ļϺȾвΪԸðһ
֣Աǲ͹״Ϊͨðкͨðʵ
ֲͬļǸ֢״ʮ׼ȷؽֿ֢ͨ
״أ緢աʵֻҪͨðǻ95
˶ᱻȾ[1]ӻͨðķ[2]ðͨһ
ҩЧġοܹؼð֢״Щл
߿ܳصĲ֢ĿǰܹðҩȻ
ҽԺձʹÿƸðÿأΪزܿ
˹ΤƷƣȿҩв񾭰ø
ԣֹвڵĴ֢״ֵʹҩ
в̴Լ2첢֢״ǻûпҩﱻ֤ܹ
ͨðгνĸðҩðֻܻð֢״
ǽʹҩӣϢʹ˾ƥպͻ
ͷʹԼҩȱ˶ڼٱճҺںͻ


    άCƬڴͳгҩɢ䷽Ļҩ
ӡάCʵЧõǽʹҩ
ӺͿҩȱٴԱάCԤ
ͨðûЧ[3]άCƬгƸðгҩҲ
ձ˽ʹҩرǶӣȡЧ̨ۡ
ҩ첿Ŷڴ½θðгҩмûбĶӳɷ֡

    ûȷ֤ݱάCƬе10ҩɷܹ𵽿ð
ð֢״áЩҩɷֳҩɱͼ۸⣬
ҪĲӦȱͶӱ൱ȫҩ
άCƬȴܵصĹӦ[4][5][6]ΪάCƬ
ֹݿĲ[7][8]άCƬҩ䷽Ƶ̽ⶾ
9ζҩû«ҲĻšơѡŻµĹ
Ӧݿ˵ı[9][10][11]⣬ͬ̽ⶾƬ̨
ҩʳƷֲĺƫߣߴ156ppmΪԱȣұ׼
涨ɿĺø0.5ppmڷؽжΣ
[12]

ס

[1]Gwaltney, J.M.Jr et al, New Engl. J. Med. 1992, 326:644-645
[2]Douglas, R.G.Jr et al, New Engl. J. Med. 1968, 279:742-747
[3]Douglas RM et al, PLoS Med. 2005, 2(6): e168
[4]ȣҽ19958(2):85
[5]˽ȣʱҽҩ199910(9):696
[6]濵ȣҽѧʵ19947(7):34
[7]ɳĺȣۺٴҽѧ199713(3):283
[8]ڵȣҽѧԺѧ199819(4):352
[9]ƻȣйҩ־200328(4):384
[10]ٵȣҽҩ־199920(1):56
[11]ƻȣҩﲻӦ־20026(6):373
[12]̨ҩʳƷѶѶ͸Ӵ½ҩƷ ð

(XYS20081214)

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ϿƽѧĹ״

ߣhuju

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ѧ߻ѧߡ̫޳ܻ

    ֮Գǹ״ϣΪ֪ĸУȺָܻ
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ũڵһͶԼԴ¼ĸٹ۲

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ũҵѧʳƷƼѧԺʦڷгصһͶ
뿴ƪ£

1Single molecular chain geometry of konjac glucomannan as a high 
quality dietary fiber in East Asia 
Author(s): Li B, Xie BJ
Source: FOOD RESEARCH INTERNATIONAL  
Volume: 39   Issue: 2   Pages: 127-132   
Received: 8 May 2004   Accepted: 2 December 2004
2Studies on the molecular chain morphology of konjac glucomannan
Author(s): Li B, Xie BJ, Kennedy JF
Source: CARBOHYDRATE POLYMERS   
Volume: 64   Issue: 4   Pages: 510-515   
Received: 29 October 2005  Available online: 5 December 2005 

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󷢱ڡCarbohydrate Polymersϵ£20066µ2007
9£

1Studies on the molecular chain morphology of konjac glucomannan
Author(s): Li B, Xie BJ, Kennedy JF
Volume: 64    Issue: 4    Pages: 510-515    Published: JUN 16 2006
2Condensed state structure and biocompatibility of the konjac 
glucomannan/chitosan blend films
Author(s): Ye X, Kennedy JF, Li B, Xie BJ
Volume: 64    Issue: 4    Pages: 532-538    Published: JUN 16 2006
3Preparation and performance evaluation of 
glucomannan-chitosan-nisin ternary antimicrobial blend film
Author(s):Li B, Kennedy JF, Peng JL, Yie X, Xie BJ
Volume: 65    Issue: 4    Pages: 488-494    Published: SEP 13 2006 
 
4Characters of rice starch gel modified by gellan, carrageenan, 
and glucomannan: A texture profile analysis study
Author(s): Huang M , Kennedy JF, Li B, Xu X , Xie BJ
Volume: 69    Issue: 3    Pages: 411-418    Published: JUN 25 2007 
5Characterization of konjac glucomannan-gellan gum blend films 
and their suitability for release of nisin incorporated therein
Author(s): Xu X, Li B, Kennedy JF, Xie BJ, Huang M 
Volume: 70    Issue: 2    Pages: 192-197    Published: SEP 20 2007

(XYS20081214)

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ֱ˭ҵ¹ڽ

ߣZach

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д賿ͷԲ⣬䲻ͨ˳λ߼¡ƪҲ
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שǶѡ

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йѧԺֲǺҲ

ߣԭ

˵ɡָѧڹҲ൱Ӱ
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Գ֤ݣԺʿ

ߣMilli

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渽ԭż޸ĺš

1޸Ĺ
ҩѧԺԺԺʿҩѧƽ
2008-10-15  칫  : 924 

1013磬ҩѧԺԺԺʿѧԺٿҩѧƽ
ᣬԺսڼҩѧؿԱμ˻顣

ҩѧǴҩ﷢ֺƵҩٴогǰĹؼ
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ָҪҹͬܶҩѧƽΪصѧơ
ԱҲ׷׼ײߣΪҩѧƹԼǻۺ


2ԭ
ҩѧԺԺԺʿҩѧƽ
2008-10-15  칫  : 958 

1013磬ҩѧԺԺԺʿѧԺٿҩѧƽ
ᣬԺսڼҩѧؿԱμ˻顣

ҩѧǴҩ﷢ֺƵҩٴогǰĹؼ
ѧƣҪоҩб귢֡ҩĻɸѡҩЧۡҩû
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˲ GLPĽȷָҪҹͬܶҩѧ
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ǻۺ

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׶ҽҩҹִҵҩʦִԭ߷

һߣݻһ

ϺҽҩǿĿʶ_ȲҽƸĸ_ǳҩйܷչ
еĿʶ

йҩҵʶҩйܴܿĸЧӦ

йҽҩOTCҩƷȽԹ淨̽֡

йҩҵOTCҩƷƷƽȷñȽԹ桷

»Уйҽҩͨʽĸ﷽ԡ͡йҽҩͨҵ
״չԡʮƪ

ʦʦʦһ

йҩҵͶЭҽҩҵҪʷʽѡ

ʦҽҩҵͶЭ򼰱ϻơ

۸ʵҩƷ۸ߵķ̽֡

йۣҩƷ"߶"

ƼϢƶȡũƶʵѡ 

ִũҵƼũƶȴڵ⼰Բߡ 

ãũϱ׼ʽģͽ 

éӨʦȻܸ࣬ߣզࣺ

ҩﾭѧҹҽҩҵӦ뷢չơֱйִҩӦ
Ϻҽҩ

߻Ŀģ

ҩѧչʵȨҩзеüҹҽҩҵ
չʾ 

ϺҽҩʵȨ_ҩзͶʾߵӽǣйҩ־ʵ
ȨҩзеӦá 

йҩҽҩҵ۷̽ 

йҩ־ҽҩҵ˼ 

ࡣ

ʦ࣬еϮñģܲ󻰰һһ
оˣѧУѧԺҲдһṩ
Ȥȥ飬˼ġ

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

ʦѧѧԺ¼һ

ߣƽµıɽ

    ˿ʵߣҲʦѧѧԺ˵䡣
˵о͵ʦ֮һЩ⡣һ㶼Ϊʦָѧ
ھʦȷʵʦĻܺá
ڼЩ仯ˡһĳЩѧУ
ѧʦ£ʦΪһߣ涨ǿǵй
״Ҳ̫涨һЩоҵѧУ
Ĺλ޸ģЩڶѧУɣ涨Ҳ
˵Ҳú⣩ʦȷȽָ
Ȼ޿ɺǣЩʦѧΪûоָ
Щ־Ҫĸ˳Ƚ⣩Ȼѧ
ԡһѧУûй涨ʦһǱȽ
Щʦָоǰ£ָʦָо֮ǰûʲôģ
һЩ¶ǾоָʸԺѧģло
಻ʺϵ˳ΪоָʦҪѰ⣩Ȼѧ
ģ˵ʦҲʶʦΪŵǵʦһ
ְҪǿЩ£йоȷ˶ʿоֱָѧ
λΪ˶ʿʦһǸˣϧûнѧλʦ
Ϯѧ˶ʿòʿѧλģЩʦΪȻģָ
ˣָĶ١ǵʦԼġоࡰΪʦѧ
ľˣԳΪˣо廨ţԼ෽漰
ǺܶѧµʦЩ¶ڵʦտ˶ãȻ
ѧ֮以µ飬ҲǱȽձģֻ
ΧԼȦ֪Ȼ뵽Щġѧ
أϧʦϵѧͱ˹˵ЩȻǺƽ
ıɽˣֻΧֻ֪˴ʱ򣬲Ż䶯
عʦϮѧ顣

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

ؼ

ߣŹҫ

һеˣҲһθкǻ
ʶˡҲò˵ҸĹҽĶ̬Ϣ
ҶǴġҽۡ˽⵽Ȼȷ֤ġ

죬Ҵġҽ֪ۡʼܾ׼˲ε11
ֲƷΪҩʳƷ롰ҩƷ

緶ΧڣʳƷҩƷĹУֻʳƷףҩƷ
άAʳƷӼʳΣĻ֣ʲôҩʳƷ
һһռ˿֮һĹʼܾ־Ȼ
гҩʳƷһЦķǼ˲ѧԶʹ
ҲǷǳƵġṫɱҪֳ
Ц

һΪʳƷЩԶֲ岿֣ܹͬΪ
³´лṩʺԴʡ

ʳƷɷΪȫʳƷһΪȫʳƷ͡ȫʳƷ
ࡣνȫʳƷʳ¶޺ʳƷνһ
ΪȫʳƷָҽѧȰָʳã˺ʳƷ
νȫʳƷָʳú󽫶˺ʳƷ

ʳƷĹάƽƽⲻͬҩƷָЩ
ϡƺԤΪҽƸʡˣҩƷȷ
Ӱ壨άغͿأԤ壨磩ҽ
Ƹ壨

ʶΪʳƷҩƷְ˲ΪһΪȫ
ʳƷȷġҽΪβҽ¡Ϊ
Ĺʼܾ֣ûΪ˲γеҩ÷աʵϣʼܾ
˲λΪһΪȫʳƷκοѧϵѡⲻֻ
йʲյ⣬Ҫǻɣ

1˲һ¿԰ȫʳáۻ

2ʳ˲δڡҲѾȷ

3Ϊֹ˵˲εҩüֵй˲εʵ֤ݣ
˵˲εκҩüֵҽν˲Ρ桱
㡣ȣ顱һģûм壬Ҳûҽѧ塣
Σν˲ζ桱ûУҲУʵѧ֤ݡ
˵ŷ޺޵ĵӶԱӾ˶ԱûгԹ˲Σ
û˵顱šйЩ˶Ƶ˶Ա
Ҳû˲ȥ顱⡣

˲롰һΪȫʳƷκη顣
˲εҩüֵ˵£ʼְܾ˲е
ҩʳƷһ࣬ԸΪҽе˲ΪҩƷʹáķաҿ
ڹʼܾԴԤԣʼִܾԲһ
УҲȻҪ˶ȡʷϣ˲ɥİ
١

˲ΪһΪȫʳƷڿѧϣڹʹ
ϣûʲô⡣ʼܾ֮ԱĲãڡʳƷ͡ҩƷ֮
⣬һҩʳƷԴҹеҽơ
ûκ֤֤˲εҩüֵΪҽҩǹҽ
ڵһִڣȴòӿѧۣ˹ʹӲ˲λƵ˵
ҩʳƷҹʳƷҩƷϵĻƣµҹ
ҽƣҽҩӹҽаʹҽҩ
ΪͬģǹͬĴڡʼܾ־Ϳ԰տѧ
ۺ͹ʹ淶˲ֲ֮Ʒֽзˡʹ
Щ࣬ԼֻеصָΣеʹΡ
˵Ҷ˲εָǰˡһΪȫʳƷһ࣬
ΪһΪȫ˾İȫޣȷָ˸Ѫѹಡ
ظðѪѪ¾ȵȣ˳˲Ρκʿ
ָѡʳ˲Ρҽָ֮£˲ȥ
˼β̺ͺӦҽеӦɹʼָܾ
κҽξͿԷˡ

ֵٴǿǣҪЩؼĲǿѧ⣬ҹ
ҽ⡣ҿҽҩӹҽ߰
ʳƷҩƷȫⲻܵõĽ

رֵѸλעǣҽҩӹŵҹʳƷҩƷ
ȫԴ

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

˿һЩԻ

ߣһСѧ

˵һ˰ƣڲͬ±
ԡ԰׽ǿڶڼ֪ʶ̡ϲϿѧϰ
ѸѧѧϰһЩº󣬷ЩˣЩôҲ
벻ף߻ħ뷽͸λѴṩСڴ
м

1.	on sabbatical leave ͡on leave к
2.	ĳΪεǡ·ݡصĹ
3.	ĳΪˡ桱Υ򣻻ȵӡƷ
ĿĿ
4.	ܹЩѧߡΪΡ顱󣬲ϲѧˣ
٣аš
5.	ΪʲôڸУĳЩ쵼ˡ⣬ʲôҪ硰ʺ
Ҫ
6.	һԺʿмְλŵģŻȲ˷
߼˲Դֲǵ壿ְֻ֣֪ʶ
𡢻洫ط
7.	Ժʿˣôл٣ڡˣôԻռ
ģͳˣôֻ̰ۣеĸ
8.	ΪιԺѧλѧơרҡƼίȲ
һЩСרǡҲкְܶλҲ洫ط
9.	ΪιشĿǸУлУ쵼ܵõҲ

10.	⡱ġ߲šϵĺѣٵĲԸں
λǮԴΪЩƶ쵼Ƕִ˲ƣأ
11.	ΪԱϲȥУְڣݶʿУϲ
쵼ְͣ
12.	Ϊĳ顱Υ򣬾ͱɲֻ֧ƴЩ߼˲š
Ҿǰѽ
13.	Ϊɡţ̲ǷǡǸˡ
ĳţУƭҲǡǸˡЩ
֡á𰸰ã

Խ˿ԽףǼġ

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

ѧԺҵϢϳ֡С㡱

Ϣʱ2008124

ʾգһΪ׵ˣѧԺҵϢϾȻ
С㡷ǴΪ̾ƸϢдţּƸƵ깫(Ů)
24£ʼѡרְԿɡеλΪĳ
ҹܻᡱȵƸϢ

ӦѧҵľҵƽЩһֱֹۣԽΣ
ѩϼ˪ĳЩҵĿŵУҵϷƸϢ
̾ΪֹգϾһΪ׵ˣѧԺ
ҵϢϾȻС㡷ӣǴΪ̾

Ҫѧ˼뿪š

ѡݭJݭ͡ڡè˴ڡϣһĿ
֮ⲢûҳͼʾĸáƸλ
ĻϢԿƸϢ߱עʽ1000ҡ
ʵλģ500ϡȽȤǣҵȴšĻ


λȻұˡʵۺ񡱣ϸϵϢһ
ȴЩڡùζֻͳġͨѶַʡ;
룺710001;ϵ绰QQ807879748Ϣ

֮£ְλҪĽֱָ⣺ּƸƵ깫(Ů)
24£ʼѣ˼뿪ţսнʱн12
Ҫ顣ӭѧ(רְԿ)رע
ϵʽQQϵʽͻظ;˾κѺȥ
ɣս㡱

ҳԿɿϢ

߻˸ҳӵַձߵַ֤ʱ
ȴʾûڻѱɾ½ѧԺҵϢ
ġ λƸϣȻԿλƣĳ߼ҹܻ;
ƸְλƵ/;ʱ䣺2008-11-30Ϣ

ѯƸϢϹQQ룬δָصϸϢQQ
ռķҲޡ˵Ϊߣϵ绰
9ظ!!!һ㵹ƸϢ϶ϵʽ˵Ӧ

ڸѧԺҵѾҳѧע⣺Ϲ˾ƸϢΪ˾
עᷢϢѧԺ޹أѧԺɾٹ˾Ƹְͬѧ
˶Թ˾ݣϵƭԣӵѸĽ
ĽڡСƸߡϡ

֤˭ܿ

Ѹ̾ƣȻôˣСҲǸְҵֻкϷ
Ϸѡѧҵѣ˵ҲǸнλȹԱÿˡ
۵˵ķʽд߰
ϵĿƬн35򣬺νƸֻһҪؽ
Ϊλ˱ΪϵҲǡ
ְλҲ̫ԴϵĿѧҪ˰?ѽ飬
ԸֽQQռƽ⣬ݻ򾯷ٱ

ҲþҵϢΪվöѧĸ
Ϣ㣬ѧϢͥסַ绰֤롢ֻʲô˭


(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

йʮҡ͡а

ưˣ¦廪
http://blog.sina.com.cn/s/blog_562725440100br32.html

һӢŮ壬1965ˣҵ1988ӱѧ
ϵС˵ɢġʡѧ֣ɹҡʡм
ϰٲѧƷΪӱС˵ίḱΡӱЭ¡
Эϯ
ϰɣһųϯѵйЭԱмЭ
ϯͦɬط׸й̳һ͡ҶϾ
Ө¶顷ɹ棬:˳ȫ49ƪɢ
ʣ47ƪǳϮĻ߰ԭͷȥβƪƷƴճһƪƷе
ƷйңԶԷʽһޣǾǡϮ߶
47λõȹƷҲв֪
Ʒа¶󣬴˻ΪԼѰҽڣδйزŶԴ
֮࣬漰㣬λӡϯӦϡ͡аϴ
λá

ڶңԶԭҶľ½ңйЭԱ½ĳ
˾ְ
ϰɣ˾Ȼ3ҹЭѧϷ
Ʒ10ƪȫΪС˵Լ100֡Զ꣬ڷ
֮ǰͱȽεԣ˲ԽԽ󣬴ﵽ޿ֵĵ
á͡Ϊﵽ޼ɵĵزֻ޸һ±⣬Լ
ϣȥԭ֡б¶󣬽йЭԱʸйزŲ
δԴиȷĴ

磬ԭŮ1984620ճڰһͨ
˼ͥдߣ̱־ᡣ2002ҵڰĳרԺУ
ʱغͻơ                            
ϰɣ2006 810ƳƷ
ֻʱֻѰ͡˼аӴƪ
Ϯ飬ÿϮߴ80%ܺǸ֮˵Ĳ
ԼֶܶԳϮΪ漰㣬޷ͳơȤѿ
ȥȶԡ

ҦƣŮ19916ʡеһѧ߶(һ)ѧ

ϰɣҦƴӳʼڶ־ԼϷϮ֮
ݳƣǳڣִʾ䣬ʵһֶøĶ
һϮҶ˹µ
ߵƷȻΪЩƷõĲǸ꣬һɹذװ
ԶŮҡݹıʾҦƷƷ50 ƪ
13֡˻˲ָ꣬һЩ߱ʾǸ⡣

198366ճ,ĴԹˡ
ϰɣ2006522ձԺооﻨ
֪١һ鳭ϮׯƷȦȦ⡷ﻨ֪١һ롶Ȧ
Ȧ⡷57ͬ߰˸Ҫͬʮһģһ㶼
û䡣º󣬴˾ܲϴΪȵ㡣

ѧ磬ȫѧоĳЩѧоߡ
ϰɣɶ̱2008619ձйѧѧԺ
ڡʿʦĽǼִѧѧʿ绹йѧѧλ
ίԱίԱͬʱҲѧУѧ罨ίԱίԱ18ֵ
¾ʿ10֮ͬƵ¼ܶ࣬ܶ
ѧڳϮƷ洦ɼ

2005꣬ҹԡսӮõ25ʱʻḣ
ָ2000ʱ³ʯƷҵĳսһ־Ըս
Լ1ͬ

ڰ2004꣬ЭϯС˵ϡϮһλҵĲ
Ʒɢ֮ͬ63еҳһֲ

ھ2004꣬ϺЭϯҶֽ̼Ϯ
ƽġ塷

ʮ2004꣬ҡŴѧ״ְҵ߻˺Ĭ
顶йСгϮġǼǡ4600֡

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)



ߣwhatistrue

ǰиСġѻƪĸ˸"˿"
Уʶƹơֻ"ȥ-ѧ"ȥˡ

һ𿡲ţС˼仰ԡXΪɣȻ
ӵԴ

ȻշĲòֳӦСǿ治ֿȥˣ֪
㷽Ĳˣ¹ܳ޻á֪ŰĹָͷ
塣һȥв֪ŵġ

ˣǳͷ֪ѽ

ôҲ

շĺһһƪѽңԼһһƪᡰX
Ϊ⣬ҵžˣҲƱ˰ɡ
ʱ򣬱˱㿼úҲǲܰרҵΣ˿ķߵȻҲ
ˣרҵ־㲻ܷڿ񲻶ڿû
ûˣ

ðɣշĳ˹ҵˡˣҲӢĵĶ
鷳ˣܲܰĲһƣǹ׿ɴˣ
˶ҵʵأȻӢģеǸˡͼݣ
ҿʵڵв

ҪȻҲ˵˵ѧˡ֡вοãǲ
뷭롱ǾǳϮƳʽŰǾֱӴ
ļٰϿժȥ

˵еĿղţҺͬ⡣λǸо
칫ҵĶ㣡ҪʵоĲ㣡ˣпն
ЩԺίƶߣͳͳȥˡն
дô쵼У

˺˾ǲһѽշľҪĲͶ̫ͬ
ˡҿñ㻹ҪߣʲôӢжӷ
ļŸͶᾭ飬ұǸḻҿɹƭ
ɱ˷ŻΣ

̬еշ˵ļͲˡӦú
ұһȣȥ˵ʲôǰ̫ѧˣҰѧĻȻø
ЩѧģԼȥĴλЩҲܿѽȻҲ
ѧ֪ҹҹڵĿ϶оΡ̫
ҽѧˣֻ洫ҩȻ֪װʲôֽӶ˵˿
á̫ҵˣ̷۾ֻȹģֵ֧ģҸ
أ׹ΣҸǮȥͣ͵ˣ
ˣзֵܣǰϿһһкˡ٣Ϻڣ
һ׳𣿡

ˣշĺˡˣһ쵽˼ҵĿ
£еĲдգҲֻдԼģҪһ쵽
ëûˣҺôҺòͺˣҪȻôг᣿Ҫ
ȻôǸŵ

ƪֵĻӭתءĳҲУ˭Һܰء

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

ѧȨֵø֧

ߣDavid Dickson
scidev.net

ڡȨԡ60ǰ12ǩıµһ
֪ơȨɡѧĸ

1976꣬áĻȨʹԼICESCRЧȨ
ԵԸжͬҲȨܿѧӦ
桱

ӦøùԼ159ԼĹΪ֪һмֵķʽ
ѸѾͬ˺͸˿ͬػȡѧԭ

ͻȨ

һЩϰиóŵľٴ븴ӻϰ֮һǹڸ
Լıʵϵ廹಻ȷԡȷȡѧ֪ʶ
֪ʶȨĳͻ

Ժ͹Լе涨ܿѧȨҲһ
˱ǵĿѧġϺϵ桱Ȩ

ֶ֪ʶȨϿȷ˿ܿѧɹŬ
ȨƶǵĳɹĻȡֱųЩ޷֧Ȩõǡ

磬Ǽٷչйһҩ￪֧˶һ⡣Щ
˶֯˵ҽѧɹȨӦҩ˾Ϊǵķȡ
õȨ֮ǰŵķɻȻڼұУԡԡ
͡ԼеЩӦȨнһĳ塣

µı

ѧܺڽ¼ֵͻʱǻҪǵ
ѧȨǹڿо̥ϸܵҽѧ;

ϸоָ֧ԡ͡Լ֧ǵҵ˵
Ŀѧ߾лȡȨ

ǻһǿΪֻпѧһ¿ڷչ
档磬ɴ⼯ӪеĿֲ鼤һ׸ӵĹ涨Ͻ
ҽѧٴо

ͼʹðȨΪԿ仯жɡ
ʵϣڹȥļʮУڿѧἰȨҪǹڱ˲ܿ
ܵΥĿѧӦõ˺

ӽ

ܵȥ׷󣨻򱣻˷ѧȨͬ
ҪȨ⣬Ǳ֪ʶȨ»ǻĿɳԡ

ȻЩǲȡǻÿѧĳŵȱЩ
¡ɳľ÷չǲܵġ

άǷִѧȨǿٽѧչĻ
ҪЩƸĻѧǱ棬
һ׻ȡķʽԴ

ʶԿ̵Ǵ𲻻ÿʧһҪʵǵԼ
񲢲Զر֤ǻáѧȨ

ǸЩʵǸ֧֣϶а
á

David Dickson
ѧ뷢չ磨SciDev.Net

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

ֿܼѧȨ

ߣJessica Wyndham
scidev.net

죨1210գ罫ϹͨȨԡ60꣬
ȫԵȨܰѧ桱 Ȩ

ȨȣѧȨͬҪǸԻȡ
ȨˡܷἰȨǡĦ
Ͱ磩Ҳûһ֯רƽѧٽ쵼
Ŀ𶽴ȨϹҲûвȡж

Ƶ

ǱҪѧȨⲻΪʹϾȨ
ƽȣΪʵеĸƵǱ

ֿѧȨζȫҽҩͨѶͿԴܵȵȿ
ѧ档ζŷַӳоȷζ
øĿѧ谭ѧɵϰʺͿѧ֪ʶ


ѧȨһΪȨǻȡȨĹؼǰᣬ
ȨˮȨͷչȨ

磬һּΪ̲ṩͳɱҩĿ˸ùĽ
ȨԴ2090ĩ̲Ѿһ룬
̲Ⱦ/ߵͨȾ60-80%ԺҽƷͬʱ½

ƣͬʱ2090ĩϼһˮȾ
ĿҲˮƽѧҡˮѧҺͻʦ100򴦿ܱ
Ⱦĵص㣬ѵ˲飬߹ڶˮȾľ򣬲
ٸȫˮԴ

ʼ1962ĹҿƼĿҲֱӴٽ˸ùĿٷչܹ
ѵĿѧӣз֧Ҳӡִⷴٽ˴²
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ҪЩģĿΪȫı׼ʵѧҺʲôأ



һѧȨ뱻ᶨڿѧСѧҪ֧
ȨӰҪʶȨ

ѧЭѧҪ乤ѵоͽѧԼƹ
ӻoutreachпǿѧȨҪ˼Ȩ
ӦԼо򣬷谭ʵֵϰҳ취Щϰ

ڸиҵѧרҵЭᡢҵĿѧҶҪȥ
ЩʵֿѧȨ磬԰
ѧȨýѧγ̺׼ԼҵƻԮĿֻϢ

ҪǾзϵʵֿѧȨõ˿ѧҺ
ֵ֧ĸӦôӼǵߺΪ֣ƶһ
ءʵпѧȨ

ӦðȡжԱԵļоûбҪʹ
߼Ĵµʱںͷַ򵥵ۼʿѧϰ
ɵġĺӵгԴĿѧ硣

60ǰȨԡǳ˿ѧȨȨƽȡ
ǼҪʱ֮ʣѧӦŽȷܷ
ѧ档

ôܱ֤ѧ߰Ƶǣٽάѧ
գδ60ʵÿеȨ

Jessica WyndhamѧٽѧȨĿȨԵ15ƻ
Article 15 ProjectΡ

(XYS20081214)

˿(www.xys.org)(xys3.dxiong.com)(www.xysforum.org)(xys2.dropin.org)

֤Ϊʲô"ʵ"ںƼµıв

ߣpchu

ȣҸʮͬabada۵

1.֥ŵĹؼѧ̽˳ʶе
2.ָ֥ŵ۵ĴʱѧԴֻ֤ñ֤ͣ
ɲ֡
3.ѧʹþϸ֤ķƷ⣬ǳʶ֤߱
4.ûϸˡ

ڵڶ㣬Ҳ˵Ϊʲô֤"ʵ"˵
֡

ȻƼҲ"΢ȨԵ"ôǻǴӸߴ
֤ɡȣ֤Գƽ"Ϊʲô޸֮Ϳ"
⡣ôܲܽ"Ϊʲôʱ޸֮"⣬
"ʲôʱޣʲôʱ"أ˵01Ժ1/x
л֣֤޻ޣ߸һģ01Ժ1/(x)
xл֣޻ޣ

˵֤ڽ""ѧйͣΪʲô
Ҳ˵ĺʱЩӦ޵Ķޣ෴
֤ûʱձ֡HenstockCKurzweilԼ
ֵĸأŶˣΪѧĻַ޷֪ĺʱ
ȥ"޵ĶΪʲô"""
ǸеġΨһıǩѧΪʶǸ
Ĳߡ

ʵ֥ŵһģڴ֮ǰǣֻ"ǰ˶ٲ"
Զ޻ޡһڲԺһ"
׼"ĳìܡڲֶ֮ͬĹϵ

Ƽ˵"΢ֺͻֱҲһì"ҲЦ
ˣ˵ĸְһ""ĸһԽĻ֤
©˺öö"Խ"ء

صͷǸ⣬֤ҪΪʲô01Ժ1/(x)Ļ
ޣ01Ժ1/xĻޣֻ˵ƵĻɣ²
Ҫ1/x1/(x)ʰɡ˵ֱ֤治ߵ𣬴Ӷ
ͱضɲ֡

һǻص"֤"޺ϣǲ̸
ĺʱ֤ܹж"޸"еޣ"ʵ޸"
ޣС𣿻㻹Ϊ̫"ѧ"ˡô"Ϊ1
޸"еޣ"߳Ϊ1޸"еޣ
Сﲻ˵ƼѿԼñ֤˼˼
ˣ֪"ʶ"֮ɿƺЩѾĵЦˣߣ
ѧΥʶȥˣΪѧϲҷ֤ȫ
ۣһûôĹء

˳˵ġЦ뷨ѧϵĻԲΪ⣬ʵܲ
ֻó߹ͼ£޲ڸһԲΣһͬ
Ρñ֤һֵ£Բκⲻһ
ìǶͳһǻתⲻˡ

Ƽѵġ֤ǸϷһġ˵"
ֻ˵߶γȵǶͳһģ˵ȵ
ȵǶͳһ"һĺ䣬Աɣ"֥ẉ̂ôƺ
õĲ޺ܳȵǶͳһ"ǰ治
"˵"˵"֥ŵϸ߼ʽ"
ȷʵҹͬҿ"ϸ"ʶУA = 1 
- 1/2 + 1/3 - 1/4 + 1/5 - 1/6 + ...ƺöѾĵЦˣһ
ȥA϶1/2Ϊ㿴Щ(1/3 - 1/4),(1/5 - 1/6)
ġǲмӷ

A = (1 + 1/3 + 1/5 + 1/7 -...) - (1/2 + 1/4 + 1/6 +...)
= (1 + 1/3 + 1/5 + 1/7 -...) + (1/2 + 1/4 + 1/6 +...) - 2*(1/2 + 
1/4 + 1/6 +...)
= (1 + 1/2 + 1/3 + 1/4 +...) - (1 + 1/2 + 1/3+ 1/4 +...)
= 0
±֤еèɡʵϣѧϿ֤è壬
AԵκ

лᵽ"޵Ĺϵ⣬⣨֥ŵۣı
""޵Ĺϵ"¼ѧıʰɣ߻
˵"ѧıʶһ"ѵǰѸڼ򵥻ˣ
Ҳ˵һ"10Ĺϵ"ѧıʣ滹ڵİԡ
ũϢ̨ء

ps.˵˿ôãǵڶͶءǰԼ
˺ܶࡣ 

(XYS20081214)

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а̡̡Ҹȼ

ߣ֮

һ磬ڴͶŮԸߵС
Լ30꣬ױũ帾Ůӣְ֡СĲ20ң
Ŀɫȴǻؼҡʱæصڻպþ
СĲô˵ֻŮͳһƤСռǱ
ԲʼǵıĶڽǴһλɣ㽡
֡ϲ˴ǿ֣Ҳû˸Ȥֺ
ˣ͹ȥˡ

ǰ죬ſڸȦ׽գٴοˡǶ죬
Ů˰ɫİǸŮϵȸ߸ˡΪҶ˼Ļһ
У̲סǴʲôǸŮȻΪŻᣬʼˡ
leneֲ壬ĩβʹһ£ǿ
Ů˵ǺϳɳϽˡ˵Ӷ
˸ˣɷô⡰ˡءСŮǱأ
Ǻӱ̨

ָŮĵ˵˭
ҹ䣬˵ڰգҲںϣ
64̲סЦô˾ʹǸʲôһƭ
˵ڱ룬ڡ֮ɡ
ȷĵĿΪǸˡǸŮϣ
Ǳһ˵ˣ¾ġ˵ȻˣΪʲô
512˵ѾĴ10꣬ҲûšȻţ֣
ʲôˣ̵ĺͿ棬ô򵥵߼ֵ
Ƹˡǽ̣õĹ񣬲õĹΪ˲šϣܿ顣ʣ
Ĵй𣿻ش˵ûУԸġԺȿʲô˵
ʳƽʵǲܿ࣬ʲ
ôءֱ˵ʩᣬ֪ܵ˵Ķͣѵ;ѱ˵
Ͷʵ㣿 ΧԽԽ࣬󲿷ִȻû棬
ôĴ󶼱֮һλоĴ˵ǴҮյġ
ʵҮս̶硣һЩƴնɣΪŮᵽ
ëүү߰յĺϰ塣ΪŮ˵ʲôɵΣ
˵ҮѾˣָĳĳԭǴ˵еĵ
ġһλ˵ǲԺ󣬼ͲܹˣũԼ
ڼ﹩Ų񰡡ذذȣش˵ǲܹˡڽ̡ʵ
׼ڽ̣Ļܵһ¾ϲ̵ġʣǲ
ǼҲùˣλһйͳĶԷ
Σ˵Ůò͵ˡǰ˼жŮТֵ
Щ񰡡֮˵Ȼһε̵ʴ
ʸ䣬ǵĽ̹ܳԻǹܺѽǸŮΪԼֵõᣬ
Ͽ˵ȻܳԲܺȡûȻ꣬Ƕ׷˵
ʲôԺȽʲôáǰΪũũ
˻ʵأԺȽˣȻ̸ˡ±ʵҪǡ
ǡǾܾһϡ

Ȼ˿տ˵׻ȡö˵Σǻ񡱲
ǵڤ磬ҲһЩʧȥǡͻȻϲһ£ʶһ
ġ񡱣ûԤһϻһͿ෴Ǿĳ档
ǲ鵽ǵĻ񡱣Ȼа̵ģǻҲѳˡ
а̾Ȼ̵ũ壬˲

(XYS20081214)

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