负压吸引器吸痰，痰储液瓶内痰液容量不超过（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31063' and id < 2498494 and id<>'2498494' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31063' and id > 2498494 and id<>'2498494' order by id asc limit 5