接在输变电线路终端的变压器被称为升压变压器。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68476' and id < 4421270 and id<>'4421270' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68476' and id > 4421270 and id<>'4421270' order by id asc limit 5