梯子移动时候人员要扶稳，拽动梯子时不要用力过猛，要（）移动。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25759' and id < 2164551 and id<>'2164551' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25759' and id > 2164551 and id<>'2164551' order by id asc limit 5