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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?/ b; ^8 k3 y! ]' P
) A& S8 y+ @3 j# j' u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):. g# ~1 k; G0 x. \% C) c* ~2 d: @
车床:3 c X i; Y8 {7 U1 b
action on finish:
, Z6 y1 I; _! @5 y# I1 z( ZIF RANDOM (1) <= 0.05 . S8 q2 X- e! Q: r% L) P: v
PEN = 1& S! p; C- P2 R6 S r3 e2 Z" A3 P
C = "pink"- Z6 \) Y- T7 E- D6 ?
ENDIF 5 u$ _ x* z7 ^
# _9 l6 k9 Z7 v: e# P% m/ E铣床: u- F0 j q: q7 d/ `
action on finish:* b8 P; i3 d% O$ B! o& r
IF RANDOM (2) <= 0.05 ' P& A& f4 N; }
PEN = 2
, r+ ^! h% Y/ p9 R0 V( b) M D = "yellow"
6 r) k# X4 u" vENDIF % R, [9 j3 ]8 s4 Q8 H* l5 X
$ |+ H/ j/ S1 O; g磨床:% v2 u9 N0 Y4 \! R8 w
action on finish:2 i- W% G% k1 u, O
IF RANDOM (3) <= 0.05 : z4 K1 W: E) T
PEN =35 R, r; c9 u* p* u+ o3 i
E= "green" Z8 _* Z& b; V3 y$ U
ENDIF |
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