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22仿真币
现有二类产品，A和B，如何实现1个A和1个B组装成1个C？我用orderlist建了二个OL_1和OL_2,分别用于A和B的等待，到了下一个进程，要取用的时候，一个都取不出来，实在不知为什么了，请大侠帮忙。, h- l! o' X8 L9 X: s! x. z
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begin P_wait arriving
% j4 |4 F/ S6 u$ `% H3 B% D if this load type=L_a1 then" E7 u3 a3 f& u* x
wait to be ordered on OL_16 J+ ]- v; Y8 f/ z
if this load type=L_b1 then8 A2 B" G) N/ Q5 @8 @
wait to be ordered on OL_2 p" z* Q( {& s( a6 F! W0 K
send to P_assemble( l& b) F4 o, F7 x+ y
end
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4 B* O* i, _4 T. n2 ]- r6 Obegin P_assemble arriving' Q( J4 K* V3 A9 q0 M0 p
order a load from OL_1 to die; n, A9 h( s9 i& o; V
in case order not filled backorder on OL_1! G6 H4 [% y. Q$ i
order a load from OL_2 to continue3 R; S* Y& V0 ^% U8 V' p. G$ H4 w+ M
in case order not filled backorder on OL_2# q& d% i4 Z7 e+ S
set load type to L_product
- P: L3 n, h7 a9 t get R_massm
$ L" `0 }9 N1 `" r _* | wait for normal 5,1 min+ I7 Z' A$ }8 s3 y7 D9 ^
free R_massm
1 s0 w$ W+ l' e) t7 p move into Q_stock
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发表于 2009-6-14 16:41:55
楼主