|
|
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?
4 n& y8 g$ G' r9 B1 j
, Y" u' W" x3 z, f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):
/ D0 Y8 X5 @; M/ x6 A7 ?6 Z7 [5 _车床:) o& b4 R7 ~& [, L% M; Q1 p Y& s
action on finish:
+ R0 N1 `8 B q/ y" j5 ]0 _3 y2 OIF RANDOM (1) <= 0.05
9 D7 C/ S0 }/ i' ]5 _ PEN = 1
$ G, o0 V) P4 R C = "pink"* {3 Z) W! `: c4 z
ENDIF
0 v5 F7 a9 Q! g; `% {/ |1 l: h6 c. D6 S! M" N0 X' O
铣床:
, G: m8 U! J3 }& P+ _5 \) Haction on finish:, G h. l- | f. s% L& {
IF RANDOM (2) <= 0.05 0 G3 c* I" m! }& L5 Z g1 H f
PEN = 2
/ b& L6 l( M6 ]7 Z# u0 D D = "yellow"
! N2 H- K/ X& y H" nENDIF 4 j) ]# L2 l" X+ \' ~& ~7 W
- K, d2 i- y% n5 h! K6 C8 }0 g磨床:
! H3 d. N% f# O5 G* z2 K- gaction on finish:
" N! r: j, S9 Z6 e H% O/ uIF RANDOM (3) <= 0.05
; s$ G6 X, J( r6 f PEN =3
+ E) u4 O+ [3 F% V8 r E= "green"" w" p K, n/ x5 u5 ^ y2 k
ENDIF |
|