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有三台设备,分别是车、铣和磨。每一台设备的质量合格率为0.95,不合格品进入下一道设备加工,那么最终输出的质量应该是0.95^3到0.95之间,请问哪位大侠帮看看用Witness怎么仿真?/ k' h& n2 o- C
! M2 {$ h! Z5 j$ {8 @6 X& |- f7 l我自己参考别人的仿真(但是输出的结果变化不在0.95^3到0.95之间,请问错在哪里):
4 S* P0 m' P/ q车床:1 ]# n( U& ?1 J9 }# r& v
action on finish:( o1 b+ ]+ i; p% N
IF RANDOM (1) <= 0.05
3 h" K# O. o$ A$ K PEN = 1
~8 s( X! b( m; \ C = "pink"" {' B) d& i8 R; G4 D
ENDIF 3 `9 Y. o) y; D; c
$ I5 d% T- f( Q* j( V) T1 O
铣床:: n0 s1 V8 F% A Q
action on finish:9 o& F4 J- y; E! I, o! o5 H
IF RANDOM (2) <= 0.05 4 k! x3 f5 R. @& a$ \
PEN = 27 P! v" r# u' M7 ^7 h+ ?" m
D = "yellow"
, l1 P8 F0 Q n% R; n' A9 gENDIF
' Y$ N2 R; W2 g! I# ~' s
* f3 s1 n2 j7 ~+ Z2 J磨床:
# z# H) A, j( gaction on finish:
$ X% n3 n5 e5 n5 k# @" L: [" SIF RANDOM (3) <= 0.05
9 O+ M; P: A4 \3 k+ h, ] PEN =3
( U' r( h$ O% F/ C8 S E= "green". j1 X7 {4 s0 c) n. A* V: e
ENDIF |
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