合并单元采样值报文从接收端口输入至输出端口输出的总延时应不大于（ ）ms。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29471' and id < 2398725 and id<>'2398725' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29471' and id > 2398725 and id<>'2398725' order by id asc limit 5