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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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, H3 a5 b0 f( k4 p6 h$ h3 a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):
6 p/ a6 ?+ D8 n. O. F1 Q: I' w车床:
/ n8 h; _# R% t- F$ [4 j% k0 R F8 M& xaction on finish:
! c: x% \6 o6 d9 }! b4 nIF RANDOM (1) <= 0.05
( g ^! P! G, l2 A' X, b- L r PEN = 16 C: T r+ v. a& u* r1 I q
C = "pink"8 c# Z% z1 W9 N/ y4 u) G7 \
ENDIF 5 |& H8 A: W9 ^9 Z4 x0 O: ]7 w3 e
" ?% l4 h% ~. T. x& t( L2 A铣床:
' L* ~0 ]; j7 @7 B7 Taction on finish:5 [% T! W! n& ~
IF RANDOM (2) <= 0.05 7 V* t- k+ N0 U% [1 [
PEN = 2
`4 D. S: B/ X" j- R0 C3 D D = "yellow"/ @, E5 ^/ b( _9 B/ c* [
ENDIF ; o$ g$ u2 _2 \1 w1 h; z" E
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磨床:5 y- @$ A9 U9 b/ M& J8 N: L: |
action on finish:
2 {* A$ F J9 m* v' JIF RANDOM (3) <= 0.05 . l" E- I1 w2 M0 F! M. Q) L9 x
PEN =30 q; ]. C' l) S* g
E= "green"4 l* e! T& d9 d' ]
ENDIF |
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