设机器字长为16位，存储器按字编址，对于单字长指令而言，读取该指令后，PC值自动加

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29994' and id < 2430749 and id<>'2430749' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29994' and id > 2430749 and id<>'2430749' order by id asc limit 5