һ Ŀ
1
ϻyƷ˾ijһŮϵxyƷI(yng)˾˾1992ݏҪ;ӪױƷ걣ƷԟļP?5RѸٵطչƷסȫʡУʮҺ͵һҹĻyƷ˾
1999ԭ۲θ۵ĸܾԭ۲ĸ۵ĸޱ۲κãչľؚйTӖ(xn)OO涨ԱѵΣһfgһ·һڣÿr(sh)35еԱȡP(gun)^ZـͱٽϹ˾(sh)ʽۡÿζƸһЩҹʲμԁۡÿүѵεL?0ˣֻ10ԪӖ(xn)Чsܴ
՟yƷCľҾ˾ʼo(j)Ͳǰ˾ھѡΪŤתƣܾһҪܾҪ(yng)Ըķÿ֧
n۵ĸܾ۲Ƿ(yng)TӖ(xn)ݠּcܾۡ^TԭһεӖ(xn)ĿһΡޣĿǰžϵѣһϣͨüT֧˾ءĿǰ40λTD(zhun)Tܲüôʣµһ·Ӗ(xn)ĿˡĿǰTнĴW(xu)I(y)W(xu)УѾW(xu)۷֪R(sh)ЩTӖ(xn)ȤҲܴһЩT䲻LJҵgSľˡҴˣTӖ(xn)ĿDzҪĿ֧ȡ
شDžǃeҵǣҪ֪ڇѧֻ鱾ϵ֪R(sh)y(tng)ĸңרҵԵĻױƷͱLκNӖ(xn)УôW(xu)УоTһһr(sh)ڣ(sh)۹⣬ڴ˚ӛѵһȡ^ZـͱһҘ˾ľ(sh)ͬǼֲиؽӖ(xn)DzԏՊCqҲżٹzͶq\ԹA˹z͵ˣNӖ(xn)Ŀ
AޡܾҪ֧]а취ҶأDzܲvԣֻͨԱџ֧Ҿ_ʼÿεӖ(xn)ĿһΣ֮TӖ(xn)5060Ҳȹ˾ľúD(zhun)ԺٿǷָTӖ(xn)?BR>?BR>1. ϻyƷ˾ֹͨͣӖ(xn)Ŀ֧İ취Ƿ?BR>2. ʲô÷ʹλе?BR>
οֱ(zhn)
1. ȡ2ӰJ]ӰδI(y)2ʧȥSֵ˽ƾӦ~?ԑⲻܵõ?Tʧ2
2. Ӗ(xn)ʽи¡~ѵΪɢѵѵֵȣfʡ֙2
üЧһֱõTʡãͨӖ(xn)TI(y)ֲ2
ĸӖ(xn)ʽ\ãŶf(xi)ã(zhn)ͬr(sh)y(tng)4
2
ϼW(xu)Ժ1973žľУʺsܳΪ?УӛһֱƶѧУӦΪn?sh)e?BR> ĿݏѧԺƻfΪѧȻݒ涨ҪW(xu)УGͽW(xu)豸ﵽ涨ҪǶr(sh)ҪW(xu)У(qing)ʼأµĽW(xu)УµĽѧӲ豸đжȻʦ˲ŵҎ(gu)ϣҪI(y)ʿsķʽӹ?BR> ԍW(xu)ԺǰĸD(zhun)y(tng)W(xu)Ժ鎟Ƹ(sh)ʿTW(xu)ֻҪԟW(xu)ϣԹȥʽṹ̺ͽgӶ
Ŀǰ涨ҪΪѧَ?0%ϵʡУTϼZҪĚУʦһӋ(j)Ϊһ꣩ʹУԑ֮ɿW(xu)żСAʼռϣÿ̽f2ˡУڅ?5λVʿÿܱI(y)A(y)3ˡ
Ҫ
֮?dng)nA(y)ԍoļٽϵʡ
οS
1Vϵнʽ(x)]ԑһԜW(xu)УI(y)ʣһ㶼Ӧڵv~Ҫˮ?BR>2
1 (sh)\仯õ?
ʲ?nbsp;W(xu)Ҫ һ Ԝ
ʿI(y) ʿI(y)
W(xu) 2 0.4% 2 0.5% 2 66%
Tʿ 272 67.32% -2 -3 267 66.75% -2 -3 262
ʿ 110 27.22% +3 113 28.25% +3 116 34%
15 3.71% 15 3.75% 15
5 1.24% 1.25% 5
404 100% 402 100% 400 100%
2ļϵ
ļϵxx136÷400x=40%
}ļϵ x = 40ˣ