固定型铅酸蓄电池的循环寿命约为（ ）次。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28963' and id < 2357809 and id<>'2357809' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28963' and id > 2357809 and id<>'2357809' order by id asc limit 5