F(xin)ںܶͥ_ʼõůůůƬůݗĸӾů@ҲǼ˵ůձطӳ

䁵ůǰҪُů@rܶѾãmȻЈϳõĵůܷNÿNܲĵԺ̓rͬҲͲ֪xķNô҂ЈϳҊĵůܲķN
ă(ni)ݕc̿ƕ҂пY(ji)һѼbůĕrͲu(do)ُˡ
֪R
PE-X(lin)ϩ
PE-RTߜؾϩ
PB۶ϩ
XPAP(lin)X(f)Ϲ
֪R
1PE-X(lin)ϩ
PE-XռWůЈ60%
һfPEXaPEXbPEXcǰa(chn)ʽ^(q)ֵģabW(xu)(lin)c(lin)h(hun)(lin)ʽIJͬQϵһЩͨ^ߜҲɢϵy(tng)õBӹܲ

PE-Xԭσr^(ni)֏SҌԭϵSxʹîa(chn)Ʒ|(zh)ױCڵůxĺʹ^@һcҪֵעxҎ(gu)I(y)Įa(chn)Ʒ
wPE-X(yu)cߜ͉ʩ
ȱcܟۺӣҪýٽ^Bӻٽ^ҲпܼBӡٽ^ɿBԼùߵʩɞĿǰܲƓpxBӷ(dng)Ȼ@ܼˇͲϵҪOɿĽY(ji)(gu)ƵęzyҲ@ܼʹõǰ

2PE-RTߜؾϩ
ôB䲻Ҫ(jng)^W(xu)׃ǿ׃ƳɵĹܲՓƷ|(zh)(wn)ĹܲġߜdPEXܲƓpBӵԣҲһ֡
(jng)fPE-RTϩĿǰůЈҊĹܲҲǑ(yng)Ĺ֮ܲһһůԭϾЃ(yu)Խg͑(yng)_ܡ͵͜؛_ܳLˮܺϩ͟׃(dng)pĕrßBޏ(f)ͨJ(rn)PE-RTϩůܲm60κβůϵy(tng)ʹá
һԒY(ji)PE-RT|(zh)(wn)ԃrȸߣů©ˮͬСɣԄ(w)xƷƮa(chn)Ʒ
3PB۶ϩ
PBܵԭϞ۶ϩϹܵ“ܛS”u(y)PBp͉͛_͵͜ߜܺã100rLʹãPBůgԸеůõcϩܲһӿM(jn)ПۺͺӣBӿɿPBr^FFxʹõ֮
4XPAP(lin)X(f)Ϲ
XPAPQXܹ(ni)(c)MɲͬҲ͘(gu)NXܹ
1(ni)(c)ϩgXһˮܵ
2(ni)Ӟ齻(lin)ϩӞϩ
3(ni)(c)齻(lin)ϩ

(yu)cߜ100%P(gun)ܲĵʹÉҪ
rFĿǰҪڸʽ͵ůБ(yng)^ࡣʽů]лʹüܹܵÛϵ(sh)^ȻXܹܻһγ֮ͲΠbΠ^(wn)
Xܹɢϵy(tng)ܲĕr(jng)ûoܼb(dng)ȻS˹MõĸߝqԼЧʵҕЈ~ȻԽԽɞ

˺PP-RҪӛסPP-Rǽˮߜh(yun)PERTPEXҲXPAP PPRܿߵl(wi)gNϴůܲPPRǽ^õġ
F(xin)҂ᘌůܲĵԁ킀
1?ji)BCM(jn)˹ܵM(jn)ܵY(ji)ڹܱϜpСˮůضȾƫˣ՚ɵůϵy(tng)вֽO(sh)ĸg
PB=Xܹ>PERT=PE-x
2g/ɏԽgʩԽ㣬ˎҲ_ģ
PB>PERT>PEX>Xܹ
3ɷɟۄtýٽ^һ̶Ƚ^g^©ˮ
PBPERTԡ
4rֻfһrƷƿв
PB≥Xܹ>PEX>PERT
֪R
rԸߵPEܲô
ůܲĵıƷ|(zh)õĵůܲı^⻬@ɫs|(zh)ҵůܲ϶ůܲĵ̖Ҏ(gu)Ʒõĵůܲӡֱ^ҲÓ
CurPBFPEXߜܸãPERTXܹܿ?ji)B(qing)wxԸ(j)A(y)㣬ԼʹҪ


