安全带应该高挂低用，挂钩应该扣在不低于作业者所处水平位置的（）牢靠处。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25758' and id < 2164419 and id<>'2164419' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25758' and id > 2164419 and id<>'2164419' order by id asc limit 5