SPX是OSI协议中（）的标准。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27063' and id < 2243491 and id<>'2243491' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27063' and id > 2243491 and id<>'2243491' order by id asc limit 5