按保险金额与保险价值的关系为标准来划分，保险合同可分为（）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25172' and id < 2135406 and id<>'2135406' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25172' and id > 2135406 and id<>'2135406' order by id asc limit 5