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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。
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begin P_wait arriving4 D- q5 G+ ^7 G8 b& |7 M+ L
if this load type=L_a1 then1 M/ @+ K0 q8 B; B
wait to be ordered on OL_10 G6 M0 X& ~, ]: h/ w ]; |) A: Q
if this load type=L_b1 then! X) a E6 @; [& F2 M* S8 i8 ^
wait to be ordered on OL_2" p9 r) `4 V' `: D
send to P_assemble
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$ d1 v/ F7 h2 C1 B2 h, Sbegin P_assemble arriving
5 X+ k& V: R3 ~- E$ C) w order a load from OL_1 to die
1 K3 J5 u% m. d* v9 N in case order not filled backorder on OL_1
3 I9 f6 K7 J9 P3 J% L6 b2 S% \ order a load from OL_2 to continue
% h U/ O4 q8 [* f+ \4 q% X in case order not filled backorder on OL_2
' G5 ~/ S2 W9 h) s3 u set load type to L_product
h3 `+ Z, j$ S. i* I" C get R_massm
. t, ?7 n7 g9 H wait for normal 5,1 min
7 C. n- l" c( l4 U; x' P( @ free R_massm
& t- }% g' v- {5 P7 B* l( k7 d move into Q_stock/ h6 P1 U- {0 L: @2 _# H
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发表于 2009-6-14 16:41:55
楼主