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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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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):
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action on finish:
- N3 ^$ o0 x& i2 e! K3 BIF RANDOM (1) <= 0.05
( v& |* w2 b* j3 p2 l# L$ ? PEN = 1
! B% q+ Z" h! p C = "pink"
9 A! ]; m8 U1 V5 XENDIF
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: Y4 T9 b. Y) t- [' \ { G铣床:6 w, {' p! K3 B- V& O: Q. x: k: b
action on finish:9 F( k/ G6 ~! D1 r, a$ h
IF RANDOM (2) <= 0.05
( e% |! m* e' ]# W PEN = 2
2 }3 |5 t2 J8 O# P( V+ { D = "yellow"# m) r: x4 |+ W- Q
ENDIF
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' t0 {# Y7 |6 y磨床:9 u; f0 s) N4 N$ `$ V
action on finish:) u" B- [# v% @* t- I" |2 K
IF RANDOM (3) <= 0.05
+ l: p( y$ B7 P/ G( Q# `' _8 P5 K PEN =3
C8 R$ a5 O; I9 Z, x E= "green"
7 Q& X6 G! c Q* S( Q3 c# SENDIF |
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