枕后位俯屈不良时，常见的胎头最低点是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25954' and id < 2176691 and id<>'2176691' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25954' and id > 2176691 and id<>'2176691' order by id asc limit 5