衡量生产力发展水平的客观尺度是（  ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28460' and id < 2325004 and id<>'2325004' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28460' and id > 2325004 and id<>'2325004' order by id asc limit 5