辨别汉字的偏旁部首和结构，其知觉类型是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30470' and id < 2461591 and id<>'2461591' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30470' and id > 2461591 and id<>'2461591' order by id asc limit 5