水泵导水圈叶片应与叶轮叶片数一致，以保证泵体的稳定性

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='33747' and id < 2694421 and id<>'2694421' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='33747' and id > 2694421 and id<>'2694421' order by id asc limit 5