超声显示正常胃壁五层结构的回声强弱排序 是（从内至外）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31774' and id < 2540349 and id<>'2540349' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31774' and id > 2540349 and id<>'2540349' order by id asc limit 5