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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 D6 \+ p z; u& |0 n" z7 S! S7 p
3 H' ?% C* }. Q2 }% g
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):, }' r2 m" \( g
车床:1 |& b* W8 A. E( _$ M8 B
action on finish:
% D* A/ K$ J# ]5 x z/ OIF RANDOM (1) <= 0.05
8 P8 u: w- H; g, } PEN = 19 `7 J! Z3 n" [
C = "pink" @$ W7 u; W" b2 x
ENDIF
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铣床:
n9 s z/ s4 B4 }9 u3 baction on finish:. r- `6 x& ~3 L- X; C6 g1 A
IF RANDOM (2) <= 0.05
( y! }4 {9 J$ M; i" Y PEN = 24 H2 C3 g6 U# ?) }$ L
D = "yellow") d7 [. |, X2 x! e) ~6 W; w
ENDIF % ^3 Y) ^- u) w% P( b c- [# J/ @
$ n9 W% t" G; e. }- m$ `磨床:
7 c3 {% F! j3 ^7 p2 n2 _+ |+ r0 Taction on finish:
& b! w/ ~% v" L6 ?) ^IF RANDOM (3) <= 0.05
0 J7 b5 O, s/ d- _4 k PEN =3! t) V k. e% p4 l, v
E= "green"5 Z4 I/ {5 h$ E5 ~
ENDIF |
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