正电子发射型计算机断层仪简称为（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25670' and id < 2157452 and id<>'2157452' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25670' and id > 2157452 and id<>'2157452' order by id asc limit 5