登杆塔前，应先检査登高工具、设施，如（）以及防坠装置等是否完整牢靠。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25760' and id < 2165161 and id<>'2165161' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25760' and id > 2165161 and id<>'2165161' order by id asc limit 5