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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):
8 _0 Z, k4 J' q( H车床:8 k0 g; `; x: ?1 O
action on finish:/ O5 [& a0 _# ]: n$ e$ @. U7 ~
IF RANDOM (1) <= 0.05 0 I" ~# A4 t3 A9 t+ \
PEN = 1
1 S$ `- I9 _9 @7 R0 G C = "pink", T! J4 G5 a$ G3 N& x/ U8 N1 q$ k
ENDIF
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铣床:8 |9 ^$ k, L$ f8 ]( i, A! a3 p. _
action on finish: f; ?) j+ _$ h# F/ z7 H
IF RANDOM (2) <= 0.05
! H& @5 c2 k; n PEN = 2! a5 X" p g4 I J8 \0 E
D = "yellow"2 j, w" J8 j9 {) \" a) N* `9 K6 V
ENDIF - B! u* W6 `1 E% T8 v6 O- ~. P
7 q, h4 n2 M6 `# |磨床:
' V+ }( u5 C; G* U! vaction on finish:. r$ Q' a2 J/ |' y9 }
IF RANDOM (3) <= 0.05 ) O/ i: B4 d5 J
PEN =3# [7 Y% i& c+ P4 K/ o9 S8 M3 h( F
E= "green" {4 L! d, ?( W/ f
ENDIF |
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