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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?1 e6 b/ @( B. v6 V6 z* H
O; q6 [6 p" p7 }. y* ]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):
5 K: H; \, `; r4 \1 ?车床:3 q3 R% C8 \4 V+ `& s
action on finish:
6 ^& X8 a2 x2 _: Q+ VIF RANDOM (1) <= 0.05
, S# r1 _! w' |! w PEN = 1# K0 W! ?6 r* l& s1 a
C = "pink"4 l+ s* ]% t7 q! |' w( Z
ENDIF
1 M4 t' Z8 u" a0 ?/ E5 I! A1 w8 q0 N9 @6 c
铣床:% j3 [7 ^9 Y) }7 n9 p' p0 \
action on finish:
. f) P2 B; O7 b- v3 x. NIF RANDOM (2) <= 0.05 $ T) K: v( c& `- P+ J
PEN = 2
3 G3 \) W: ]5 g D = "yellow"
1 [: R2 _8 X2 d. C! Z1 k. ~ENDIF * L# Q j2 f# i, b8 a+ j
* o T( {5 Y" }: ?* D, G
磨床:
7 G0 N/ n; P9 laction on finish:
1 |6 |, M9 D' S* H2 a* v% ?IF RANDOM (3) <= 0.05
/ M& z4 f5 }3 y+ g PEN =3. ?8 S) |" @* y# R+ g
E= "green"4 O3 a5 q4 Q* a
ENDIF |
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