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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?
6 o+ y( v2 P) g2 |+ U1 C
& c0 z' m. `# l& h0 v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):9 F! G: |& u( d- u8 a; u/ x2 Z
车床:
% Z1 Y8 S P7 J; V! oaction on finish:7 _7 V _- h* C4 D6 S/ i {
IF RANDOM (1) <= 0.05 : y& Z" B7 t$ @- F9 r
PEN = 1. }. D9 B6 Z# n; i9 r2 I* g
C = "pink"
2 \, ]* x* D( A% {0 tENDIF ! b9 A, R* s# h
2 R. A9 d0 A5 B# @8 x( E" L8 Z: h$ @铣床:
# {) ?; H+ H" ]6 P6 n- waction on finish:
1 D, N! v9 w( o- m' J" T mIF RANDOM (2) <= 0.05 6 @! r( H, n) m; ^; q7 m
PEN = 28 O, w7 r" {# c% W4 N
D = "yellow"& N3 ?: O, k7 e/ \2 d2 k8 W; k
ENDIF
" G3 D: m* M: @# {8 T" E
$ m+ p1 J8 i, p( c5 P1 L1 H磨床: `% K) ?; G; U G& n
action on finish:! c+ W$ T* ]3 x& m' m+ v) j3 M
IF RANDOM (3) <= 0.05
/ j: K% q$ I: R2 P" V. i PEN =3
. P- S' W Z/ U8 j. c E= "green"% {. g0 [& _2 R6 t6 @& a2 T; [
ENDIF |
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