Fںܶͥ_ʼõůůůƬůݗĸӾů@ҲǼ˵ůձطӳ
䁵ůǰҪُůܣ@rܶѾãmȻЈϳõĵůܷNÿNܲĵԺ̓rͬҲͲ֪xķNô҂ЈϳҊĵůܲķN
ăݕc̿ƕ҂пYһѼbůĕrͲuُ
֪R
PE-Xϩ
PE-RTߜؾϩ
PB۶ϩ
XPAPXͺϹ
֪R
1PE-Xϩ
PE-XռWůЈ60%
һfPEXaPEXbPEXcǰaʽ^(q)ֵģabWch(hun)ʽIJͬQϵһЩͨ^ߜأҲɢϵy(tng)õBӹܲ
PE-Xԭσr^Ȳ֏SҌԭϵSxʹîaƷ|ױCڵůxĺʹ^@һcҪֵעxҎ(gu)I(y)ĮaƷ
wPE-X(yu)cߜ͉ʩ
ȱcܟۺӣҪýٽ^Bӻٽ^ҲпܼBٽ^ɿBԼùߵʩԣɞĿǰܲƓpxBӷȻ@ܼˇͲϵҪOɿĽYƵęzyҲ@ܼʹõǰ
2PE-RTߜؾϩ
ôB䲻Ҫ^W׃ǿ׃ƳɵĹܲģՓƷ|(wn)ĹܲߜdPEXܲƓpBӵҲһ
fPE-RTϩĿǰůЈҊĹܲģҲǑĹ֮ܲһһůԭϾЃ(yu)Խg͑_ܡ͵͜؛_ܳLˮܺϩ͟׃ܡpĕrßBޏͨJPE-RTϩůܲm60κβůϵy(tng)ʹ
һԒYPE-RT|(wn)ԃrȸߣů©ˮͬСԄձxƷƮaƷ
3PB۶ϩ
PBܵԭϞ۶ϩϹܵ“ܛS”uPBp͉͛_͵͜ءߜܺ100rLʹãPBůgԸеůõcϩܲһӿMПۺͺӣBӿɿPBr^FFxʹõ֮
4XPAPXͺϹ
XPAPQXܹȽMɲͬҲ͘NXܹ
1ȞϩgXһˮܵ
2ȌӞ齻ϩӞϩ
3Ⱦ齻ϩ
(yu)cߜ100%PܲĵʹÉҪ
rFĿǰҪڸʽ͵ůБ^ࡣʽů]лʹüܹܵÛϵ^ȻXܹܻһγ֮ͲΠbΠ^(wn)
Xܹɢϵy(tng)ܲĕrûoܼbȻS˹MõĸߝqԼЧʵҕЈ~ȻԽԽɞ
˺PP-RҪӛסPP-RǽˮߜhPERTPEXҲXPAP PPRܿߵl(wi)gNϴأůܲPPRǽ^õ
Fڣ҂ᘌůܲĵԁ킀
1?ji)BCM˹ܵMܵYڹܱϜpСˮůضȾƫ՚ɵůϵy(tng)вֽOĸg
PB=Xܹ>PERT=PE-x
2g/ɏԽgʩԽ㣬ˎҲ_ģ
PB>PERT>PEX>Xܹ
3ɷɟۄtýٽ^һ̶Ƚ^g^©ˮ
PBPERT
4rֻfһrƷƿв
PB≥Xܹ>PEX>PERT
֪R
rԸߵPEܲô
ůܲĵıƷ|õĵůܲı^⻬@ɫs|ҵůܲ϶ůܲĵ̖Ҏ(gu)Ʒõĵůܲӡֱ^ҲÓ䡣
CurPBFPEXߜܸãPERTXܹܿ?ji)BwxãԸAԼʹҪ