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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?! i3 h& l" ]( E/ n8 y m1 }" U. P2 I
4 O& |9 y3 D; i7 z7 n2 z3 y1 |, 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):2 _3 v. |! V, D$ G) I: ^6 Z2 `' G
车床:" X! m! v3 q: e% n( p4 r
action on finish:
2 R% k$ E3 ^2 m1 v8 m; k3 TIF RANDOM (1) <= 0.05 # S$ P7 r9 y; s" l; ~9 o9 h& v
PEN = 1, u7 k# X5 S% c+ s" _" t( |5 f
C = "pink"
% K, Y$ \( c4 k7 ~+ q6 ?# h5 }9 j3 Y AENDIF
5 T0 c1 \9 H% P
% D1 Z7 F6 x1 p% D6 S铣床:
" r, f+ R' |" ~, |action on finish:
2 d. P5 Q* e9 B3 h( y6 b4 yIF RANDOM (2) <= 0.05 4 p T9 r! |6 Z# U+ d" ~
PEN = 2
3 H5 u+ c, @. N4 g/ } D = "yellow"0 k1 _0 ?: \, Y+ b
ENDIF $ j' C- G) Z! o- U- u$ I
! S; X! J: x7 O) U5 H磨床:9 ] B4 I2 w8 V% `
action on finish:
" G0 `; c; r3 K8 U! g! x9 M( ?IF RANDOM (3) <= 0.05 + G% ~; ]% P4 W& s5 k
PEN =3: J6 L5 A+ u# q( A2 Z5 i6 T- w; A
E= "green"
7 Z& l4 D4 k# A( f4 SENDIF |
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