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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. i$ ]' a! H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):# C! B3 f d, C& ?. J; g1 ~5 C/ I
车床:4 d, i! P/ g" X5 @$ S
action on finish:
B5 L2 Y$ `) F# I/ gIF RANDOM (1) <= 0.05
' E; z- G7 K; S; Q- R/ J q PEN = 1
3 a3 S- i& ?- |' r- n7 C C = "pink"5 k4 c; Z# c9 |& T0 n
ENDIF
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6 w& _+ X2 [2 v( I6 I# v4 V7 k铣床:
& c$ x& Y# X" m# ?" {0 d! }- C maction on finish:
( z/ |2 c1 Z+ d0 X* uIF RANDOM (2) <= 0.05
7 i4 d" `4 [' z* U) m PEN = 26 ]4 T: P z2 F. B" W# c
D = "yellow"1 f: p7 G0 O9 k4 k, A( ~, r- F
ENDIF 7 v+ p; V: x7 @) ?1 P4 i1 R
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磨床:/ U9 t8 A k6 k' A" Q
action on finish:( W C1 z) X: f) c0 H! \
IF RANDOM (3) <= 0.05
8 z0 ?; P) T! }' F1 V PEN =3$ A- ]" E: D9 h, |
E= "green"5 G. n* _3 `- ?, N7 P/ S4 A# ?
ENDIF |
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