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发表于 2010-11-22 21:02:49
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本帖最后由 mengzhang 于 2010-11-22 21:04 编辑
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定义一个Machine(Batch类型),和一个计数器nCounter(Integer型),machine输入规则:
8 a) N' ~( s- U! EDIM midValue AS INTEGER+ D( w1 c/ A9 s8 C2 R
nCounter = nCounter + 1
) _- }6 u4 E* m" t, z1 WmidValue = MOD(nCounter, 4)
; R9 T3 u" o. U) O! b: LIF midValue =1
7 H! W% d% a# j% K' JPULL from A out of WORLD; q) u. _1 c8 D+ a
ELSE5 s5 A$ @2 U/ r
PULL from B out of WORLD
M/ x7 b( d* SENDIF |
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