下列不属于高LET射线的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29508' and id < 2400235 and id<>'2400235' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29508' and id > 2400235 and id<>'2400235' order by id asc limit 5