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𰸲
һx}
1
_𰸡 A
𰸽 @urָ(bio)ؔ(w)Чurָ(bio)xA_;(zhn)Թurָ(bio)(jng)IQurָ(bio)L(fng)Uurָ(bio)ڹЧurָ(bio)xBCDų
ԓ}ᘌI\֪RcMпˡ
2
_𰸡 C
𰸽 (yng)~D(zhun)Δ(sh)=dN/(yng)~ƽ~=(200090%)/[(500+700)/2]=3()
(yng)~D(zhun)씵(sh)=360/(yng)~D(zhun)Δ(sh)=360/3=120()
ԓ}ᘌI\֪RcMпˡ
3
_𰸡 C
𰸽 ƽӱ=ƽYa(chn)/ƽؓ(f)ƽYa(chn)=2250=500(fԪ);Ya(chn)D(zhun)Δ(sh)=N/Ya(chn)=2000/500=4
ԓ}ᘌI\֪RcMпˡ
4
_𰸡 C
𰸽 xA^ٷֱؔ(w)ڱ^ؔ(w)ĻA(ch)ϰl(f)չġxBD^ؔ(w)DZ^ڈеĔ(sh)(j)^ٷֱؔ(w)tDZ^Ŀٷֱȵ׃ԴˁДI(y)İl(f)չڅݡ
ԓ}ᘌؔ(w)CϷ(Ű)֪RcMпˡ
5
_𰸡 D
𰸽 ӳI(y)@ؔ(w)ʣYa(chn)ɖ|(qun)ʡNëNۃʡɱMýʵ
ԓ}ᘌ@֪RcMпˡ
6
_𰸡 D
𰸽 لӱ=(2+68+80+50)750=0.267
ԓ}ᘌڃ֪RcMпˡ
7
_𰸡 D
𰸽 Nۮa(chn)Ʒ߀(yng)~yдُI̶Ya(chn)ӰӱʡxDyдُIЃrCȯYa(chn)l(f)׃ӱҲ׃
ԓ}ᘌڃ֪RcMпˡ
8
_𰸡 B
𰸽 (qun)˔(sh)=1(1-Ya(chn)ؓ(f))Ya(chn)ؓ(f)Խߣ(qun)˔(sh)Խ
ԓ}ᘌLڃ֪RcMпˡ
9
_𰸡 D
𰸽 ɖ|(qun)Խؓ(f)ռıʾԽСI(y)ؔ(w)L(fng)UҲԽС߀(w)Խ(qun)˔(sh)ǹɖ|(qun)ʵĵ(sh)ДY(ji)cɖ|(qun)෴
ԓ}ᘌLڃ֪RcMпˡ
x}
1
_𰸡 ABDE
𰸽 }鑪(yng)~D(zhun)֪Rc(yng)~(yng)δ۳~(zhn)Ľ~xCf_
ԓ}ᘌ(yng)~D(zhun)ʡ֪RcMпˡ
2
_𰸡 ABDE
𰸽 ɱMÃʌګ@ؔ(w)ʡ
ԓ}ᘌI\֪RcMпˡ
3
_𰸡 CE
𰸽 ìF(xin)߀ؓ(f)Nۮa(chn)Ʒyд֧YYa(chn)D(zhun)ָ(bio)ܾٛyнʹYa(chn)N~׃rYa(chn)D(zhun)ָ(bio)½
ԓ}ᘌI\֪RcMпˡ
4
_𰸡 ABCD
𰸽 }l(f)չ֪RcϢLʲI(y)l(f)չؔ(w)ָ(bio)
ԓ}ᘌl(f)չ֪RcMпˡ
5
_𰸡 BE
𰸽 }؛D(zhun)֪Rc؛D(zhun)=N۳ɱ/ƽ؛
ԓ}ᘌ؛D(zhun)ʡ֪RcMпˡ
6
_𰸡 ABCD
𰸽 xEڶŰwϵҪؔ(w)
ԓ}ᘌؔ(w)CϷ(Ű)֪RcMпˡ
7
_𰸡 AE
𰸽 (dng)Ya(chn)ؓ(f)rДلYa(chn)ؓ(f);(dng)لYa(chn)ؓ(f)rtДYa(chn)ؓ(f)
8
_𰸡 ACE
𰸽 a(chn)(qun)=ؓ(f)/ߙ(qun)Ya(chn)ؓ(f)=ؓ(f)/Ya(chn)(qun)˔(sh)=Ya(chn)/ߙ(qun)xA(qun)˔(sh)-1=(Ya(chn)-ߙ(qun))/ߙ(qun)=a(chn)(qun);xCYa(chn)ؓ(f)ʡ(qun)˔(sh)=(ؓ(f)/Ya(chn))(Ya(chn)/ߙ(qun))=ؓ(f)/ߙ(qun)=a(chn)(qun);xEɖ|(qun)c(qun)˔(sh)鵹(sh)xACE_
ԓ}ᘌLڃ֪RcMпˡ
9
_𰸡 ABC
𰸽 xDEߙ(qun)(ni)l(f)׃
ԓ}ᘌLڃ֪RcMпˡ
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2020мӋӋI(y)P(gun)֪Rԇ} | ԇ |
ȼ ◀ v}+ǰģM | ||
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2020мӋӋՓc(w)ԇ} | ԇ |
ȼ ◀ v}+ǰģM |
һ쎟쎟̎r̎Q·zy̎˴TעԽrO(jin)̎ԃ̎خa(chn)r l(xing)Ҏ(gu)Y(ji)(gu)̎r̎ȫ̎O(sh)O(jin)펟h(hun)Ӱurصӛ·r·O(jin)펟̎ůͨ̎oˮ̎Ӌ̎