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F(xin)ںܶͥ_ʼõůůůƬůݗĸӾ򣬸ů@ҲǼ˵ůձطӳ

 

䁵ůǰҪُů@rܶѾãmȻЈϳõĵůܷN࣬ÿNܲĵԺ̓r񶼲ͬҲͲ֪xķNô҂ЈϳҊĵůܲķNɡ

ă(ni)ݕc̿ƕ҂пY(ji)һѼbůĕr򣬾Ͳuُ 

 

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PE-X“(lin)ϩ

PE-RT͸ߜؾϩ

PB۶ϩ

XPAP“(lin)X܏ͺϹ

 

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ܲĂc

 

1PE-X“(lin)ϩ

PE-XռW޵ůЈ60% 

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


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

wPE-X(yu)c͸ߜأ͉׏ʩ

ȱcܟۺҪýٽ^Bӻٽ^ҲпܼBٽ^ɿBܣԼùߵʩɞĿǰܲƓpxBӷȻ@ܼˇͲϵҪOߣɿĽY(ji)(gu)ƵęzyҲ@ܼʹõǰᡣ

2PE-RT͸ߜؾϩ

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

(jng)fPE-RTϩĿǰůЈҊĹܲҲǑ(yng)Ĺ֮ܲһһůԭϾЃ(yu)Խg͑(yng)_͵͜؛_ܳLˮܺϩ͟׃ܡ⵽pĕrßBޏͨJPE-RTϩůܲm60κβůϵy(tng)ʹ

 

һԒY(ji)PE-RT|(zh)(wn)ԃrȸů©ˮͬСԄ(w)xƷƮa(chn)Ʒ
 

3PB۶ϩ

PBܵԭϞ۶ϩϹܵ“ܛS”uPBp͉͛_͵͜ߜܺã100rLʹPBůgԸеůõģcϩܲһӿMПۺͺBӿɿPBr^FFxʹõ֮
 

4XPAP“(lin)X܏ͺϹ

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)^ʽů]лʹüܹܵÛϵ(sh)^ȻXܹܻһγ֮Ͳ܏ΠˣbΠ^(wn)
Xܹɢϵy(tng)ܲĕr(jng)ûoܼbȻS˹MõĸߝqԼЧʵҕЈ~ȻԽԽɞ

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

 

F(xin)҂ᘌůܲĵԁ킀

1?ji)BCM˹ܵMܵ΢Y(ji)ڹܱϜpСˮůضȾƫˣ՚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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CurPBFPEX͸ߜܸPERTãXܹܿ?ji)BwxԸ(j)A(y)ԼʹҪ
 

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