方案1的综合资本成本率为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28617' and id < 2336691 and id<>'2336691' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28617' and id > 2336691 and id<>'2336691' order by id asc limit 5