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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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% U, ~4 u/ L p8 w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):$ X. X2 j1 x9 l$ `- X% e
车床:
* [% i1 A3 g. c l, j$ gaction on finish:
( z* W. g( T3 s% OIF RANDOM (1) <= 0.05 ! `6 o1 F' D; H; c4 j/ Y
PEN = 1
' o8 f3 u: K( ?3 Q5 V C = "pink"
! n- u5 Y. P) l. H' V; lENDIF # K: z/ |8 c6 h: x7 Y
. Z; ~8 Y/ t- p$ G
铣床:
7 G ^; C- n4 q N3 g! o. Taction on finish:6 C! Z) |" @1 @# o0 j8 p
IF RANDOM (2) <= 0.05
9 J2 H- b6 ~+ ^0 ] PEN = 2
$ d9 _5 p0 a9 t2 {2 V+ K% k7 P/ l D = "yellow"2 P& e9 U/ O6 t) Q3 [
ENDIF
e! { x$ `2 b1 |& F( G" v" @8 E! E+ f( `1 }
磨床:
9 p- b& R+ x) h/ G, saction on finish:
* ?, J3 Z8 ^2 h' o1 A5 }6 U0 U: EIF RANDOM (3) <= 0.05 , z4 M; `- R" f% n, M
PEN =3
2 i& R& K. u9 Z9 L4 z E= "green"
$ N7 r/ a4 |& [2 b: c9 NENDIF |
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