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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。: p4 ~2 ~ O) ` `
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begin P_wait arriving
; g% @4 c( |+ Q) z if this load type=L_a1 then
5 N. C- {. ? o wait to be ordered on OL_1
" V6 O9 `1 L' t if this load type=L_b1 then
# c% f1 K; m% s6 a5 u) d wait to be ordered on OL_2; ]$ E4 \6 y; F9 J& o* u; ~+ A* \/ F
send to P_assemble
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& T1 u1 T# e; A6 j( ~& K/ U" Tbegin P_assemble arriving
' F- B3 R1 z) Z order a load from OL_1 to die
* X* N6 [) X) X6 T& m in case order not filled backorder on OL_1
$ y+ x& o, W' y; e1 L0 ?' F1 R order a load from OL_2 to continue
3 Z, R7 `3 i4 g! O( r. C in case order not filled backorder on OL_2
% H; ]- ^5 Z, B6 l, B" W set load type to L_product: Z- l$ q4 E/ r$ {1 h. }. T
get R_massm
4 `) Q9 O$ Z$ ?" V, M b) ~# s8 ^8 \; t wait for normal 5,1 min$ |, F- {# C7 g6 f* C7 T7 S; v, m% o+ {
free R_massm
+ n7 U6 ]/ h/ B1 u: V9 O move into Q_stock
+ K5 Z! C5 ~6 k% ]( Qend |
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发表于 2009-6-14 16:41:55
楼主