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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?
4 Q$ D6 M% ?) O- x9 l; v5 [# F& K2 y( E
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):
0 ^' G4 G) m3 y: B! D, c. L车床:& a) x5 c( O1 A" A* I+ ?4 F* ?- f( h
action on finish:
l+ T3 b: e5 F+ G8 VIF RANDOM (1) <= 0.05 ( J4 m: R+ y% `9 I
PEN = 14 [, X- m$ [% Z
C = "pink"* v. b2 }0 }) |- a( l/ c4 h/ T
ENDIF & Y. D' O! ^! s6 }
, R* [9 h% n( p) K1 u# x) u# }# ]
铣床:
# h8 n, u& R" W k% ~7 vaction on finish:
/ `+ V& c- j5 H1 h; p! F# b7 ZIF RANDOM (2) <= 0.05 , U$ R; a9 n" Q5 \
PEN = 2& Z) @1 C2 [% Z8 t
D = "yellow"
+ m6 a2 @1 o0 }4 ]$ k" u" LENDIF / F( d9 U) F, {1 r% ~1 D
+ f- ?6 g3 o# Z D# z磨床:
0 o. I& C3 v6 r9 [% R8 z. baction on finish:
1 N; n2 \. f% F XIF RANDOM (3) <= 0.05
0 D3 C( d: [5 _ { PEN =3
, K9 D- [- `4 `5 R X E= "green"$ C @# @. `! F5 H! [6 G- q4 B, g
ENDIF |
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