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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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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):, e) G1 P& J( V' w0 `; k
车床:
8 P$ t/ a. f# u9 s! raction on finish:
( s" k! C+ j- d1 j) X& kIF RANDOM (1) <= 0.05 2 v/ x3 _5 i( a( s$ t
PEN = 19 e2 G4 i# z0 p+ ~# P
C = "pink"
! G2 m, j- m2 z, @1 c4 p% mENDIF
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) v! H8 o' L5 h' y: u2 d铣床:+ ~( i( P8 k ?
action on finish:: U# t$ D3 N6 y2 |
IF RANDOM (2) <= 0.05 ) R. ^0 p" r4 p2 [; c
PEN = 2
- e8 C8 i9 K6 J8 n5 q% n5 a D = "yellow"* D, B7 T; Q3 }$ X0 \9 }% r
ENDIF
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磨床:
6 ~0 _! N: k2 m$ baction on finish:
- c% q- f! B& E* g; gIF RANDOM (3) <= 0.05 ' W& ?& d$ \( T% r5 o; F* W6 J
PEN =3
$ A% ]! x( x8 c, n" h" b2 K E= "green"
2 P/ i: m/ {( z* oENDIF |
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