当YdIl变压器采用传统的模拟式差动保护时，两侧电流互感器二次侧需采用以下哪些接线形式(    )。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69480' and id < 4501508 and id<>'4501508' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69480' and id > 4501508 and id<>'4501508' order by id asc limit 5