导线接头的机械强度不小于原导线机械强度的（）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27216' and id < 2260380 and id<>'2260380' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27216' and id > 2260380 and id<>'2260380' order by id asc limit 5