水体受有机物污染的代表性指标是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25516' and id < 2148168 and id<>'2148168' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25516' and id > 2148168 and id<>'2148168' order by id asc limit 5