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F(xin)ںܶͥ_ʼõůůůƬůݗĸӾůͣ@ҲǼ˵ůձطӳ

 

䁵ůǰҪُů@rܶѾãˡmȻЈϳõĵůܷNÿNܲĵԺ̓r񶼲ͬҲͲ֪xķNô҂ЈϳҊĵůܲķN

ă(ni)ݕc̿ƕ҂пY(ji)һѼbůĕr򣬾Ͳuُ 

 

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Ҋůܲ

 

PE-X“(lin)ϩ

PE-RT͸ߜؾϩ

PB۶ϩ

XPAP“(lin)X܏(f)Ϲ

 

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ܲĂc

 

1PE-X“(lin)ϩ

PE-XռW޵ůЈ60% 

һfPEXaPEXbPEXcǰa(chn)ʽ^(q)ֵģabW“(lin)c“(lin)h(hun)“(lin)ʽIJͬQϵһЩͨ^͸ߜأҲɢϵy(tng)õBӹܲ


PE-Xԭσr^(ni)֏SҌԭϵSxãʹîa(chn)Ʒ|(zh)ױCڵůxĺʹ^@һcҪֵעxҎ(gu)I(y)Įa(chn)Ʒ

wPE-X(yu)c͸ߜ͉׏ʩ

ȱcܟۺҪýٽ^Bӻٽ^ҲпܼBٽ^ɿBԼùߵʩԣɞĿǰܲƓpxBӷȻ@ܼˇͲϵҪOɿĽY(ji)(gu)ƵęzyҲ@ܼʹõǰᡣ

2PE-RT͸ߜؾϩ

ôBأ䲻Ҫ(jng)^W׃ǿ׃ƳɵĹܲՓƷ|(zh)(wn)Ĺܲ͸ߜdPEXܲƓpBӵҲһ֡ 

(jng)fPE-RTϩĿǰůЈҊĹܲҲǑ(yng)Ĺ֮ܲһһůԭϾЃ(yu)Խgԡ͑(yng)_͵͜؛_ܳLˮܺϩ͟׃ܡ⵽pĕrßBޏ(f)ͨJPE-RTϩůܲm60κβůϵy(tng)ʹá

 

һԒY(ji)PE-RT|(zh)(wn)ԃrȸߣů©ˮͬСɣԄ(w)xƷƮa(chn)Ʒ
 

3PB۶ϩ

PBܵԭϞ۶ϩϹܵ“ܛS”uPBp͉͛_͵͜ߜܺ100rLʹãPBůgԸеůõcϩܲһӿMПۺͺBӿɿPBr^FFxʹõ֮
 

4XPAP“(lin)X܏(f)Ϲ

XPAP׷QXܹ(ni)(c)MɲͬҲ͘(gu)NXܹ

1(ni)(c)ϩgXһˮܵ

2(ni)Ӟ齻“(lin)ϩӞϩ

3(ni)(c)齻“(lin)ϩ

(yu)c͸ߜ100%P(gun)ܲĵʹÉҪ

rFĿǰҪڸʽ͵ůБ(yng)^ࡣʽů]лʹüܹܵÛϵ(sh)^ȻXܹܻһγ֮Ͳ܏ΠbΠ^(wn)
Xܹɢϵy(tng)ܲĕr(jng)ûoܼbȻS˹MõĸߝqԼЧʵҕЈ~ȻԽԽɞ

˺PP-RҪӛסPP-Rǽˮ͸ߜhPERTPEXҲXPAP PPRܿߵl(wi)gNϴůܲPPRǽ^õġ

 

F(xin)҂ᘌůܲĵԁ킀

1?ji)BCM˹ܵMܵ΢Y(ji)ڹܱϜpСˮůضȾƫ՚ɵůϵy(tng)вֽO(sh)ĸg

PB=Xܹ>PERT=PE-x

2g/ɏԽgʩԽˎҲ_ģ

PB>PERT>PEX>Xܹ

3ɷɟۄtýٽ^һ̶Ƚ^g^©ˮ

PBPERT

4rֻfһrƷƿв

PB≥Xܹ>PEX>PERT

 

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rԸߵPEܲô

ůܲĵı棬Ʒ|(zh)õĵůܲı^⻬͹ݡ@ɫs|(zh)ҵůܲ϶ůܲĵ̖Ҏ(gu)Ʒõĵůܲӡֱ^ҲÓ

CurPBFPEX͸ߜܸPERTãXܹܿ?ji)BwxãԸ(j)A(y)ԼʹҪ
 

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