下列有关原发性腹膜后脊索瘤超声诊断说 法错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31781' and id < 2540878 and id<>'2540878' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31781' and id > 2540878 and id<>'2540878' order by id asc limit 5