淸洁导尿的合理时机应该是膀胱容量达到（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25673' and id < 2157677 and id<>'2157677' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25673' and id > 2157677 and id<>'2157677' order by id asc limit 5