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select CBM_YM as ÄêÔÂ,CBM_City as³ÇÊÐ,sum(CBM_PilCount) as ×ÜÊý,sum(CBM_EngrossCount) as Õ¼ÓÃÊý  from dbo.PIL_CountByMonth
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2009-9      ±±¾©    4      2
2009-9      ÎÞÎý    5      2
2009-8      ±±¾©    4      3

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2009-8      ±±¾©    4        3    null  null    null



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-- Author :fredrickhu(ÎÒÊÇСF£¬Ïò¸ßÊÖѧϰ)
-- Date :2009-10-19 13:50:44
-- Version:
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