如果应用同轴线对，则测试负载阻抗为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30264' and id < 2448301 and id<>'2448301' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30264' and id > 2448301 and id<>'2448301' order by id asc limit 5