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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?
7 e5 T' D1 {6 P1 l' S
+ G$ b! O* Y: V3 M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):( o7 c, @, i* [. z% q# B- m1 G
车床:
/ j* v4 c j; x9 o. T" Oaction on finish:
+ u& H% E8 I3 |: I; N0 X: n6 Q$ p2 yIF RANDOM (1) <= 0.05 $ d2 a8 `9 T3 P/ M$ \% b
PEN = 12 V" E* U7 f2 t
C = "pink"
# F! w, [9 F2 E* a, FENDIF 7 a6 S9 S, C2 R/ r
. |" e6 I$ Q" j" Z+ J3 w# g! C9 B7 q
铣床:2 x! e. S# w2 Y- {0 c* h
action on finish:/ Z n' Z0 H# m3 |+ ^% |# a9 v0 y
IF RANDOM (2) <= 0.05 3 p7 T6 m; h) F7 s
PEN = 2
) `9 S, J7 c7 K: q D = "yellow" P, Q2 _( z% _* a$ g& `
ENDIF & ^8 x3 q8 v' y' f; i
* r( m7 G* {8 {1 P* e磨床:
/ C# M3 s. n) ` Oaction on finish:
' s I9 r0 i0 |0 {$ i& e- { VIF RANDOM (3) <= 0.05 9 B9 M- e1 ~) U: K
PEN =3: r& B4 ?4 b* m# T+ Q/ x4 ~5 q
E= "green"
: ^" X% I5 z9 |: U& I xENDIF |
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