距离保护装置的测量阻抗小于整定阻抗时，说明（  ）。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69478' and id < 4500811 and id<>'4500811' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69478' and id > 4500811 and id<>'4500811' order by id asc limit 5