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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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$ ~! w" q! l: q. X6 j' E& c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):( b$ D& }7 X. A. N/ i4 W" @& x
车床:4 W+ g) n- W0 O$ u, K* U) X
action on finish:
4 j% x5 } m& Z, f1 S- W% ^IF RANDOM (1) <= 0.05 * }& |6 p# b/ h6 p4 ~: b
PEN = 1 X0 s* ~# @% W# S8 f4 R% B4 f8 K$ E
C = "pink"% W. M1 h4 m! i- H2 P7 J
ENDIF
; b; R0 O, N) [' a- j. @3 K& m6 h$ a; O/ Q3 ~* _. v. _
铣床:
0 z1 ]0 F- g" j# Q+ _# @action on finish:( C% S8 i: z A, r# z( \7 Z
IF RANDOM (2) <= 0.05 ' K: T0 a; Q$ K9 ?( O# ~
PEN = 2+ x( M8 L [4 h+ Z
D = "yellow"; k) N7 C# o; e0 Y, @$ z
ENDIF
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磨床:
: Q2 [- W; q! g, j" Taction on finish:; q& w* y1 `/ G, k: m- O
IF RANDOM (3) <= 0.05 & K& H* ?9 q4 Q: m$ X. \9 D
PEN =3
) y! c8 A. S5 d+ e* C) @( M0 L E= "green"2 J6 k% J) b8 i" z/ h* T+ z7 c% d
ENDIF |
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