在移动通信测试中，最优的天馈线驻波比值是（

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28908' and id < 2354710 and id<>'2354710' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28908' and id > 2354710 and id<>'2354710' order by id asc limit 5