ʡYϷ}͡ʽ㼼
Ϲ(w)TԇМyYϷc۷e
СYϷ}Reʽ㼼֪Rcӛ~ˮsoһW(xu)~
}vùPӛ
һӋ㣺
1.
Re֪꣬ȥ֪F(xin)cLʣ
ʽ
㼼ɡحrح≤5%ˣحrح5%λֱ
2.ڲ
Reքeoijɂ~Ĕ(sh)ֵԼȥLȥ@ɂ~oF(xin)cLֵ
ʽ
㼼ɡ1.xǃؓɽMͬ(sh)(j)ųF(xin)ڲٱ^С2.xĂ(sh)ֵքeӋɂֱλλ
^
㼼ɡһ֔(sh)|(zh)㣨λֱ
һLӋ㣺
1.ReoȥĔ(sh)ֵXXȥӣp٣……Ԫ……
ʽL=F(xin)p=F(xin)
㼼ɡβ(sh)λͬ
2.ReoĔ(sh)ֵͬLXXȥL/p…Ԫ
ʽ
㼼ɡLʣ0rL≈1/nL=F(xin)/(n+1)Qn+1ԭt
Lʣ0rp≈1/nrp=F(xin)/(n-1)Qn1ԭt
3.L
ReXX—XXƽÿsӶԪ……
ʽL=
㼼ɡλֱ
L^
1.oF(xin)λͬӋ^ijЩ}Ҳֱ^߲ж
2.oF(xin)Lʣ
EtF(xin)LʴLһһһС˷e“F(xin)×r”ģLʹ
ע“1+r”^ÎױP(gun)ϵrʹ“F(xin)×r”^
׃^F(xin)حrحt׃حF(xin)×rح@˷et׃
֔(sh)ٷ֔(sh)D(zhun)
һһLʣ
1.LӋ
ReABL/U/ࣩ……%
ٳF(xin)ٷcʼӜp
ڡʽ
㡿λֱ
2.pӋ
ReABp٣½……%
ʽ
㡿λֱ
3.Lʱ^
㼼ɡ(sh)֔(sh)^һ㣩
Lʣ
1.gL
RergһL
ʽR=r1r2r1×r2
㼼ɡ1.r1r2С10%r1×r22.Ӌr1×r2r֔(sh)
2.L
ReF(xin)wɲֽMɣL
Ewٽڲ֮gƫڻ(sh)^һ(c)ƫڻһһìF(xin)
ҊûLҎ(gu)tһЩf
ȫ=ϰ꣫°=ǰȣļM=Mڣخa(chn)=a(chn)خa(chn)\ݔ=؛\\~=M~혲~l(xing)=(zhn)l(xing)
xָijֻwڿwռıһ㶼ǰٷ֔(sh)ʽ
}AռȵıأBAռ
ʽ=/w
}ͷ
һӋ
1F(xin)ڱӋAռBı؞
=/wλֱ
w=/λֱ
=w×أ˷]ֵſs
2ڱӋ^ȥijAռBı؞٣
ʽڱ=
㼼ɣһ1
3ڱزֵӋAռBıر^ȥij׃……ٷc%
ʽڱزֵ=
ر^
֔(sh)^һ㣩
ƽ(sh)DZʾһM(sh)(j)څݵ(sh)ָһM(sh)(j)Д(sh)(j)֮ͳ@M(sh)(j)Ă(sh)õ
F(xin)“ÿ”“”“λ”
ʽƽ(sh)=(sh)/(sh)=/ǰ
eλQ㣺1=20001=15
1(sh)ƽ
ʽƽ(sh)=(sh)/(sh)
㼼ɣ^취gֵ
2“ÿ……”“…………”“λ……”Ƕ٣
ʽF(xin)ƽ(sh)=(sh)/(sh)=/ǰ=A/B
㼼ɣλֱ
3^ȥij“ÿ……”“…………”“λ……”Ƕ٣
ʽƽ(sh)=
㼼ɣһһ
4XXƽ(sh)ȥӣp٣……Ԫ/ˣ
ʽƽ(sh)L=
5XXƽ(sh)ȥӣp٣……%
ʽƽ(sh)L=
(sh)Ƀɂ(lin)ϵָˌȳ(sh)ABA/B
1AB……
ʽF(xin)ڱ(sh)=A/B
㼼ɣλֱ
2^ijȥAB……
ʽڱ(sh)=
㼼ɣһһ
Re_ƳVS_Ƴ
ɡ
1.ec√^×ȿɔ(sh)
2.(yu)ȣ
ȿпEڱƽ(sh)LС^Lʵȣֱx(sh)ĺͺμӜp\x
ڃ(yu)ȿ“”xrgc(yu)ȕrgΡ
gڱֵӋ(f)sֱ^
Eكڱ^abab½ڻ^RF(xin)@ĻһҲL^tһһС˷eܻwڸ֮gƫڻ(sh)^һ
МyYϷcߴa@ȡ
߀]ߴa؏(f)“ԃώ”
ྫʵȴl(f)F(xin)
cϢ