避雷针有保护范围，避雷器有保护距离。（  ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69491' and id < 4501683 and id<>'4501683' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69491' and id > 4501683 and id<>'4501683' order by id asc limit 5