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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?
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! D$ p: N3 }5 v9 v1 O- ?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):
1 q# K* z9 C: }, S, P+ G车床:
t/ _3 t$ y$ laction on finish:. X" G8 P) a2 V+ K3 ^4 v
IF RANDOM (1) <= 0.05 . G0 z0 b. D) G/ F$ {, u
PEN = 1
8 s+ f% n! [" g" w- J C = "pink"2 ~- l/ x/ r- o6 q
ENDIF 0 \+ ^% [2 q# z n% a2 `* L
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铣床:
# c/ O( B$ w0 `action on finish:
) r2 I t4 r1 {/ i% m- N7 IIF RANDOM (2) <= 0.05 9 p( J( p& d$ v) ?% P, m
PEN = 26 S% w4 }# G1 ~% G; H
D = "yellow"
0 ] u0 H! i7 y1 t; Z6 r+ X+ \ENDIF 7 y N, X4 _& Y! |
* C) I/ D* o6 q/ ~/ m* k- k磨床:
; }! g. K5 y/ C( ^% S! Qaction on finish:
) ~7 O% q5 X2 {5 z1 XIF RANDOM (3) <= 0.05
: N- Y7 r% \' U4 I1 v$ T( n PEN =3
4 W5 n" j. o$ m! Q5 ~1 J E= "green"
7 d% w+ Z5 o( v0 k0 J2 mENDIF |
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