对于用来测量吸收比的绝缘电阻表，应选用输出电流为(  ）的绝缘电阻表。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69491' and id < 4501647 and id<>'4501647' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69491' and id > 4501647 and id<>'4501647' order by id asc limit 5