房室瓣和动脉瓣都处于关闭状态的时期有（      ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25935' and id < 2179427 and id<>'2179427' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25935' and id > 2179427 and id<>'2179427' order by id asc limit 5