小接地电流系统中，消弧线圈有(    )几种不同的补偿方式。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69461' and id < 4498401 and id<>'4498401' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69461' and id > 4498401 and id<>'4498401' order by id asc limit 5