耻骨联合下缘中点通过两侧坐骨棘连线中 点至骶骨下端间的距离是（  ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25967' and id < 2178189 and id<>'2178189' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25967' and id > 2178189 and id<>'2178189' order by id asc limit 5