125I粒子的半衰期为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24731' and id < 2118302 and id<>'2118302' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24731' and id > 2118302 and id<>'2118302' order by id asc limit 5